57109715

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{51683}}^1$

素因数の和:51718

約数の個数: 16

約数和(自身を含む): 78146208

約数和(自身を除く): 21036493

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 51683, 258415, 671879, 878611, 3359395, 4393055, 11421943, 57109715]

約数ペア:

[(1, 57109715), (5, 11421943), (13, 4393055), (17, 3359395), (65, 878611), (85, 671879), (221, 258415), (1105, 51683)]