1257184816

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{124919}}^1$

素因数の和:124981

約数の個数: 40

約数和(自身を含む): 2648803680

約数和(自身を除く): 1391618864

約数列:

[1, 2, 4, 8, 16, 17, 34, 37, 68, 74, 136, 148, 272, 296, 592, 629, 1258, 2516, 5032, 10064, 124919, 249838, 499676, 999352, 1998704, 2123623, 4247246, 4622003, 8494492, 9244006, 16988984, 18488012, 33977968, 36976024, 73952048, 78574051, 157148102, 314296204, 628592408, 1257184816]

約数ペア:

[(1, 1257184816), (2, 628592408), (4, 314296204), (8, 157148102), (16, 78574051), (17, 73952048), (34, 36976024), (37, 33977968), (68, 18488012), (74, 16988984), (136, 9244006), (148, 8494492), (272, 4622003), (296, 4247246), (592, 2123623), (629, 1998704), (1258, 999352), (2516, 499676), (5032, 249838), (10064, 124919)]