90120877

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{337}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 118370304

約数和(自身を除く): 28249427

約数列:

[1, 7, 11, 23, 77, 151, 161, 253, 337, 1057, 1661, 1771, 2359, 3473, 3707, 7751, 11627, 24311, 25949, 38203, 50887, 54257, 85261, 267421, 356209, 559757, 596827, 1170401, 3918299, 8192807, 12874411, 90120877]

約数ペア:

[(1, 90120877), (7, 12874411), (11, 8192807), (23, 3918299), (77, 1170401), (151, 596827), (161, 559757), (253, 356209), (337, 267421), (1057, 85261), (1661, 54257), (1771, 50887), (2359, 38203), (3473, 25949), (3707, 24311), (7751, 11627)]