68091556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{18443}}^1$

素因数の和:18531

約数の個数: 24

約数和(自身を含む): 130140864

約数和(自身を除く): 62049308

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 18443, 36886, 73772, 239759, 479518, 959036, 1309453, 2618906, 5237812, 17022889, 34045778, 68091556]

約数ペア:

[(1, 68091556), (2, 34045778), (4, 17022889), (13, 5237812), (26, 2618906), (52, 1309453), (71, 959036), (142, 479518), (284, 239759), (923, 73772), (1846, 36886), (3692, 18443)]