68304684075

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{21179747}}^1$

素因数の和:21179803

約数の個数: 24

約数和(自身を含む): 115556705088

約数和(自身を除く): 47252021013

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 21179747, 63539241, 105898735, 317696205, 529493675, 910729121, 1588481025, 2732187363, 4553645605, 13660936815, 22768228025, 68304684075]

約数ペア:

[(1, 68304684075), (3, 22768228025), (5, 13660936815), (15, 4553645605), (25, 2732187363), (43, 1588481025), (75, 910729121), (129, 529493675), (215, 317696205), (645, 105898735), (1075, 63539241), (3225, 21179747)]