89921457

素因数分解:

$3^2\times {\mathrm{137}}^1\times {\mathrm{233}}^1\times {\mathrm{313}}^1$

素因数の和:689

約数の個数: 24

約数和(自身を含む): 131815944

約数和(自身を除く): 41894487

約数列:

[1, 3, 9, 137, 233, 313, 411, 699, 939, 1233, 2097, 2817, 31921, 42881, 72929, 95763, 128643, 218787, 287289, 385929, 656361, 9991273, 29973819, 89921457]

約数ペア:

[(1, 89921457), (3, 29973819), (9, 9991273), (137, 656361), (233, 385929), (313, 287289), (411, 218787), (699, 128643), (939, 95763), (1233, 72929), (2097, 42881), (2817, 31921)]