55721812

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{88729}}^1$

素因数の和:88890

約数の個数: 12

約数和(自身を含む): 98135380

約数和(自身を除く): 42413568

約数列:

[1, 2, 4, 157, 314, 628, 88729, 177458, 354916, 13930453, 27860906, 55721812]

約数ペア:

[(1, 55721812), (2, 27860906), (4, 13930453), (157, 354916), (314, 177458), (628, 88729)]