128789495

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{383}}^1\times {\mathrm{617}}^1$

素因数の和:1114

約数の個数: 16

約数和(自身を含む): 156625920

約数和(自身を除く): 27836425

約数列:

[1, 5, 109, 383, 545, 617, 1915, 3085, 41747, 67253, 208735, 236311, 336265, 1181555, 25757899, 128789495]

約数ペア:

[(1, 128789495), (5, 25757899), (109, 1181555), (383, 336265), (545, 236311), (617, 208735), (1915, 67253), (3085, 41747)]