15661861956

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{21221}}^1$

素因数の和:21346

約数の個数: 144

約数和(自身を含む): 45421871040

約数和(自身を除く): 29760009084

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 83, 114, 117, 156, 166, 171, 228, 234, 247, 249, 332, 342, 468, 494, 498, 684, 741, 747, 988, 996, 1079, 1482, 1494, 1577, 2158, 2223, 2964, 2988, 3154, 3237, 4316, 4446, 4731, 6308, 6474, 8892, 9462, 9711, 12948, 14193, 18924, 19422, 20501, 21221, 28386, 38844, 41002, 42442, 56772, 61503, 63663, 82004, 84884, 123006, 127326, 184509, 190989, 246012, 254652, 275873, 369018, 381978, 403199, 551746, 738036, 763956, 806398, 827619, 1103492, 1209597, 1612796, 1655238, 1761343, 2419194, 2482857, 3310476, 3522686, 3628791, 4838388, 4965714, 5241587, 5284029, 7045372, 7257582, 9931428, 10483174, 10568058, 14515164, 15724761, 15852087, 20966348, 21136116, 22897459, 31449522, 31704174, 33465517, 45794918, 47174283, 62899044, 63408348, 66931034, 68692377, 91589836, 94348566, 100396551, 133862068, 137384754, 188697132, 200793102, 206077131, 274769508, 301189653, 401586204, 412154262, 435051721, 602379306, 824308524, 870103442, 1204758612, 1305155163, 1740206884, 2610310326, 3915465489, 5220620652, 7830930978, 15661861956]

約数ペア:

[(1, 15661861956), (2, 7830930978), (3, 5220620652), (4, 3915465489), (6, 2610310326), (9, 1740206884), (12, 1305155163), (13, 1204758612), (18, 870103442), (19, 824308524), (26, 602379306), (36, 435051721), (38, 412154262), (39, 401586204), (52, 301189653), (57, 274769508), (76, 206077131), (78, 200793102), (83, 188697132), (114, 137384754), (117, 133862068), (156, 100396551), (166, 94348566), (171, 91589836), (228, 68692377), (234, 66931034), (247, 63408348), (249, 62899044), (332, 47174283), (342, 45794918), (468, 33465517), (494, 31704174), (498, 31449522), (684, 22897459), (741, 21136116), (747, 20966348), (988, 15852087), (996, 15724761), (1079, 14515164), (1482, 10568058), (1494, 10483174), (1577, 9931428), (2158, 7257582), (2223, 7045372), (2964, 5284029), (2988, 5241587), (3154, 4965714), (3237, 4838388), (4316, 3628791), (4446, 3522686), (4731, 3310476), (6308, 2482857), (6474, 2419194), (8892, 1761343), (9462, 1655238), (9711, 1612796), (12948, 1209597), (14193, 1103492), (18924, 827619), (19422, 806398), (20501, 763956), (21221, 738036), (28386, 551746), (38844, 403199), (41002, 381978), (42442, 369018), (56772, 275873), (61503, 254652), (63663, 246012), (82004, 190989), (84884, 184509), (123006, 127326)]