87218138

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{30689}}^1$

素因数の和:30734

約数の個数: 24

約数和(自身を含む): 157439700

約数和(自身を除く): 70221562

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 203, 406, 1421, 2842, 30689, 61378, 214823, 429646, 889981, 1503761, 1779962, 3007522, 6229867, 12459734, 43609069, 87218138]

約数ペア:

[(1, 87218138), (2, 43609069), (7, 12459734), (14, 6229867), (29, 3007522), (49, 1779962), (58, 1503761), (98, 889981), (203, 429646), (406, 214823), (1421, 61378), (2842, 30689)]