7901988948

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{227}}^1\times {\mathrm{1291}}^1$

素因数の和:1642

約数の個数: 144

約数和(自身を含む): 23160743424

約数和(自身を除く): 15258754476

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 107, 126, 214, 227, 252, 321, 428, 454, 642, 681, 749, 908, 963, 1284, 1291, 1362, 1498, 1589, 1926, 2043, 2247, 2582, 2724, 2996, 3178, 3852, 3873, 4086, 4494, 4767, 5164, 6356, 6741, 7746, 8172, 8988, 9037, 9534, 11619, 13482, 14301, 15492, 18074, 19068, 23238, 24289, 26964, 27111, 28602, 36148, 46476, 48578, 54222, 57204, 72867, 81333, 97156, 108444, 138137, 145734, 162666, 170023, 218601, 276274, 291468, 293057, 325332, 340046, 414411, 437202, 510069, 552548, 586114, 680092, 828822, 874404, 879171, 966959, 1020138, 1172228, 1243233, 1530207, 1657644, 1758342, 1933918, 2040276, 2051399, 2486466, 2637513, 2900877, 3060414, 3516684, 3867836, 4102798, 4972932, 5275026, 5801754, 6120828, 6154197, 8205596, 8702631, 10550052, 11603508, 12308394, 17405262, 18462591, 24616788, 31357099, 34810524, 36925182, 62714198, 73850364, 94071297, 125428396, 188142594, 219499693, 282213891, 376285188, 438999386, 564427782, 658499079, 877998772, 1128855564, 1316998158, 1975497237, 2633996316, 3950994474, 7901988948]

約数ペア:

[(1, 7901988948), (2, 3950994474), (3, 2633996316), (4, 1975497237), (6, 1316998158), (7, 1128855564), (9, 877998772), (12, 658499079), (14, 564427782), (18, 438999386), (21, 376285188), (28, 282213891), (36, 219499693), (42, 188142594), (63, 125428396), (84, 94071297), (107, 73850364), (126, 62714198), (214, 36925182), (227, 34810524), (252, 31357099), (321, 24616788), (428, 18462591), (454, 17405262), (642, 12308394), (681, 11603508), (749, 10550052), (908, 8702631), (963, 8205596), (1284, 6154197), (1291, 6120828), (1362, 5801754), (1498, 5275026), (1589, 4972932), (1926, 4102798), (2043, 3867836), (2247, 3516684), (2582, 3060414), (2724, 2900877), (2996, 2637513), (3178, 2486466), (3852, 2051399), (3873, 2040276), (4086, 1933918), (4494, 1758342), (4767, 1657644), (5164, 1530207), (6356, 1243233), (6741, 1172228), (7746, 1020138), (8172, 966959), (8988, 879171), (9037, 874404), (9534, 828822), (11619, 680092), (13482, 586114), (14301, 552548), (15492, 510069), (18074, 437202), (19068, 414411), (23238, 340046), (24289, 325332), (26964, 293057), (27111, 291468), (28602, 276274), (36148, 218601), (46476, 170023), (48578, 162666), (54222, 145734), (57204, 138137), (72867, 108444), (81333, 97156)]