840226078

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1\times {\mathrm{13219}}^1$

素因数の和:13803

約数の個数: 16

約数和(自身を含む): 1283556240

約数和(自身を除く): 443330162

約数列:

[1, 2, 61, 122, 521, 1042, 13219, 26438, 31781, 63562, 806359, 1612718, 6887099, 13774198, 420113039, 840226078]

約数ペア:

[(1, 840226078), (2, 420113039), (61, 13774198), (122, 6887099), (521, 1612718), (1042, 806359), (13219, 63562), (26438, 31781)]