312406705

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{9749}}^1$

素因数の和:9813

約数の個数: 32

約数和(自身を含む): 442260000

約数和(自身を除く): 129853295

約数列:

[1, 5, 13, 17, 29, 65, 85, 145, 221, 377, 493, 1105, 1885, 2465, 6409, 9749, 32045, 48745, 126737, 165733, 282721, 633685, 828665, 1413605, 2154529, 3675373, 4806257, 10772645, 18376865, 24031285, 62481341, 312406705]

約数ペア:

[(1, 312406705), (5, 62481341), (13, 24031285), (17, 18376865), (29, 10772645), (65, 4806257), (85, 3675373), (145, 2154529), (221, 1413605), (377, 828665), (493, 633685), (1105, 282721), (1885, 165733), (2465, 126737), (6409, 48745), (9749, 32045)]