217820694

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{757}}^1$

素因数の和:830

約数の個数: 128

約数和(自身を含む): 586801152

約数和(自身を除く): 368980458

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 21, 26, 31, 34, 39, 42, 51, 62, 78, 91, 93, 102, 119, 182, 186, 217, 221, 238, 273, 357, 403, 434, 442, 527, 546, 651, 663, 714, 757, 806, 1054, 1209, 1302, 1326, 1514, 1547, 1581, 2271, 2418, 2821, 3094, 3162, 3689, 4542, 4641, 5299, 5642, 6851, 7378, 8463, 9282, 9841, 10598, 11067, 12869, 13702, 15897, 16926, 19682, 20553, 22134, 23467, 25738, 29523, 31794, 38607, 41106, 46934, 47957, 59046, 68887, 70401, 77214, 90083, 95914, 137774, 140802, 143871, 164269, 167297, 180166, 206661, 270249, 287742, 305071, 328538, 334594, 398939, 413322, 492807, 501891, 540498, 610142, 797878, 915213, 985614, 1003782, 1171079, 1196817, 1830426, 2135497, 2342158, 2393634, 2792573, 3513237, 4270994, 5186207, 5585146, 6406491, 7026474, 8377719, 10372414, 12812982, 15558621, 16755438, 31117242, 36303449, 72606898, 108910347, 217820694]

約数ペア:

[(1, 217820694), (2, 108910347), (3, 72606898), (6, 36303449), (7, 31117242), (13, 16755438), (14, 15558621), (17, 12812982), (21, 10372414), (26, 8377719), (31, 7026474), (34, 6406491), (39, 5585146), (42, 5186207), (51, 4270994), (62, 3513237), (78, 2792573), (91, 2393634), (93, 2342158), (102, 2135497), (119, 1830426), (182, 1196817), (186, 1171079), (217, 1003782), (221, 985614), (238, 915213), (273, 797878), (357, 610142), (403, 540498), (434, 501891), (442, 492807), (527, 413322), (546, 398939), (651, 334594), (663, 328538), (714, 305071), (757, 287742), (806, 270249), (1054, 206661), (1209, 180166), (1302, 167297), (1326, 164269), (1514, 143871), (1547, 140802), (1581, 137774), (2271, 95914), (2418, 90083), (2821, 77214), (3094, 70401), (3162, 68887), (3689, 59046), (4542, 47957), (4641, 46934), (5299, 41106), (5642, 38607), (6851, 31794), (7378, 29523), (8463, 25738), (9282, 23467), (9841, 22134), (10598, 20553), (11067, 19682), (12869, 16926), (13702, 15897)]