641376918

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{743}}^1$

素因数の和:819

約数の個数: 192

約数和(自身を含む): 1871880192

約数和(自身を除く): 1230503274

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 17, 18, 21, 26, 31, 34, 39, 42, 51, 62, 63, 78, 91, 93, 102, 117, 119, 126, 153, 182, 186, 217, 221, 234, 238, 273, 279, 306, 357, 403, 434, 442, 527, 546, 558, 651, 663, 714, 743, 806, 819, 1054, 1071, 1209, 1302, 1326, 1486, 1547, 1581, 1638, 1953, 1989, 2142, 2229, 2418, 2821, 3094, 3162, 3627, 3689, 3906, 3978, 4458, 4641, 4743, 5201, 5642, 6687, 6851, 7254, 7378, 8463, 9282, 9486, 9659, 10402, 11067, 12631, 13374, 13702, 13923, 15603, 16926, 19318, 20553, 22134, 23033, 25262, 25389, 27846, 28977, 31206, 33201, 37893, 41106, 46066, 46809, 47957, 50778, 57954, 61659, 66402, 67613, 69099, 75786, 86931, 88417, 93618, 95914, 113679, 123318, 135226, 138198, 143871, 161231, 164203, 173862, 176834, 202839, 207297, 227358, 265251, 287742, 299429, 322462, 328406, 391561, 405678, 414594, 431613, 483693, 492609, 530502, 598858, 608517, 783122, 795753, 863226, 898287, 967386, 985218, 1149421, 1174683, 1217034, 1451079, 1477827, 1591506, 1796574, 2096003, 2298842, 2349366, 2694861, 2740927, 2902158, 2955654, 3448263, 3524049, 4192006, 5090293, 5389722, 5481854, 6288009, 6896526, 7048098, 8222781, 10180586, 10344789, 12576018, 15270879, 16445562, 18864027, 20689578, 24668343, 30541758, 35632051, 37728054, 45812637, 49336686, 71264102, 91625274, 106896153, 213792306, 320688459, 641376918]

約数ペア:

[(1, 641376918), (2, 320688459), (3, 213792306), (6, 106896153), (7, 91625274), (9, 71264102), (13, 49336686), (14, 45812637), (17, 37728054), (18, 35632051), (21, 30541758), (26, 24668343), (31, 20689578), (34, 18864027), (39, 16445562), (42, 15270879), (51, 12576018), (62, 10344789), (63, 10180586), (78, 8222781), (91, 7048098), (93, 6896526), (102, 6288009), (117, 5481854), (119, 5389722), (126, 5090293), (153, 4192006), (182, 3524049), (186, 3448263), (217, 2955654), (221, 2902158), (234, 2740927), (238, 2694861), (273, 2349366), (279, 2298842), (306, 2096003), (357, 1796574), (403, 1591506), (434, 1477827), (442, 1451079), (527, 1217034), (546, 1174683), (558, 1149421), (651, 985218), (663, 967386), (714, 898287), (743, 863226), (806, 795753), (819, 783122), (1054, 608517), (1071, 598858), (1209, 530502), (1302, 492609), (1326, 483693), (1486, 431613), (1547, 414594), (1581, 405678), (1638, 391561), (1953, 328406), (1989, 322462), (2142, 299429), (2229, 287742), (2418, 265251), (2821, 227358), (3094, 207297), (3162, 202839), (3627, 176834), (3689, 173862), (3906, 164203), (3978, 161231), (4458, 143871), (4641, 138198), (4743, 135226), (5201, 123318), (5642, 113679), (6687, 95914), (6851, 93618), (7254, 88417), (7378, 86931), (8463, 75786), (9282, 69099), (9486, 67613), (9659, 66402), (10402, 61659), (11067, 57954), (12631, 50778), (13374, 47957), (13702, 46809), (13923, 46066), (15603, 41106), (16926, 37893), (19318, 33201), (20553, 31206), (22134, 28977), (23033, 27846), (25262, 25389)]