257561666388

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{18977429}}^1$

素因数の和:18977481

約数の個数: 72

約数和(自身を含む): 725317374600

約数和(自身を除く): 467755708212

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 29, 36, 39, 52, 58, 78, 87, 116, 117, 156, 174, 234, 261, 348, 377, 468, 522, 754, 1044, 1131, 1508, 2262, 3393, 4524, 6786, 13572, 18977429, 37954858, 56932287, 75909716, 113864574, 170796861, 227729148, 246706577, 341593722, 493413154, 550345441, 683187444, 740119731, 986826308, 1100690882, 1480239462, 1651036323, 2201381764, 2220359193, 2960478924, 3302072646, 4440718386, 4953108969, 6604145292, 7154490733, 8881436772, 9906217938, 14308981466, 19812435876, 21463472199, 28617962932, 42926944398, 64390416597, 85853888796, 128780833194, 257561666388]

約数ペア:

[(1, 257561666388), (2, 128780833194), (3, 85853888796), (4, 64390416597), (6, 42926944398), (9, 28617962932), (12, 21463472199), (13, 19812435876), (18, 14308981466), (26, 9906217938), (29, 8881436772), (36, 7154490733), (39, 6604145292), (52, 4953108969), (58, 4440718386), (78, 3302072646), (87, 2960478924), (116, 2220359193), (117, 2201381764), (156, 1651036323), (174, 1480239462), (234, 1100690882), (261, 986826308), (348, 740119731), (377, 683187444), (468, 550345441), (522, 493413154), (754, 341593722), (1044, 246706577), (1131, 227729148), (1508, 170796861), (2262, 113864574), (3393, 75909716), (4524, 56932287), (6786, 37954858), (13572, 18977429)]