660784421804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{27806111}}^1$

素因数の和:27806585

約数の個数: 24

約数和(自身を含む): 1248049531008

約数和(自身を除く): 587265109204

約数列:

[1, 2, 4, 13, 26, 52, 457, 914, 1828, 5941, 11882, 23764, 27806111, 55612222, 111224444, 361479443, 722958886, 1445917772, 12707392727, 25414785454, 50829570908, 165196105451, 330392210902, 660784421804]

約数ペア:

[(1, 660784421804), (2, 330392210902), (4, 165196105451), (13, 50829570908), (26, 25414785454), (52, 12707392727), (457, 1445917772), (914, 722958886), (1828, 361479443), (5941, 111224444), (11882, 55612222), (23764, 27806111)]