157661918

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{769}}^1\times {\mathrm{4457}}^1$

素因数の和:5251

約数の個数: 16

約数和(自身を含む): 247151520

約数和(自身を除く): 89489602

約数列:

[1, 2, 23, 46, 769, 1538, 4457, 8914, 17687, 35374, 102511, 205022, 3427433, 6854866, 78830959, 157661918]

約数ペア:

[(1, 157661918), (2, 78830959), (23, 6854866), (46, 3427433), (769, 205022), (1538, 102511), (4457, 35374), (8914, 17687)]