123557834

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{10487}}^1$

素因数の和:10669

約数の個数: 16

約数和(自身を含む): 191049408

約数和(自身を除く): 67491574

約数列:

[1, 2, 43, 86, 137, 274, 5891, 10487, 11782, 20974, 450941, 901882, 1436719, 2873438, 61778917, 123557834]

約数ペア:

[(1, 123557834), (2, 61778917), (43, 2873438), (86, 1436719), (137, 901882), (274, 450941), (5891, 20974), (10487, 11782)]