56910815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{51503}}^1$

素因数の和:51538

約数の個数: 16

約数和(自身を含む): 77874048

約数和(自身を除く): 20963233

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 51503, 257515, 669539, 875551, 3347695, 4377755, 11382163, 56910815]

約数ペア:

[(1, 56910815), (5, 11382163), (13, 4377755), (17, 3347695), (65, 875551), (85, 669539), (221, 257515), (1105, 51503)]