890496568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{67421}}^1$

素因数の和:67567

約数の個数: 32

約数和(自身を含む): 1812303360

約数和(自身を除く): 921806792

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 127, 254, 508, 1016, 1651, 3302, 6604, 13208, 67421, 134842, 269684, 539368, 876473, 1752946, 3505892, 7011784, 8562467, 17124934, 34249868, 68499736, 111312071, 222624142, 445248284, 890496568]

約数ペア:

[(1, 890496568), (2, 445248284), (4, 222624142), (8, 111312071), (13, 68499736), (26, 34249868), (52, 17124934), (104, 8562467), (127, 7011784), (254, 3505892), (508, 1752946), (1016, 876473), (1651, 539368), (3302, 269684), (6604, 134842), (13208, 67421)]