400996838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{170347}}^1$

素因数の和:170467

約数の個数: 16

約数和(自身を含む): 662313024

約数和(自身を除く): 261316186

約数列:

[1, 2, 11, 22, 107, 214, 1177, 2354, 170347, 340694, 1873817, 3747634, 18227129, 36454258, 200498419, 400996838]

約数ペア:

[(1, 400996838), (2, 200498419), (11, 36454258), (22, 18227129), (107, 3747634), (214, 1873817), (1177, 340694), (2354, 170347)]