68477715

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{823}}^1$

素因数の和:920

約数の個数: 36

約数和(自身を含む): 121666896

約数和(自身を除く): 53189181

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 823, 1849, 1935, 2469, 4115, 5547, 7407, 9245, 12345, 16641, 27735, 35389, 37035, 83205, 106167, 176945, 318501, 530835, 1521727, 1592505, 4565181, 7608635, 13695543, 22825905, 68477715]

約数ペア:

[(1, 68477715), (3, 22825905), (5, 13695543), (9, 7608635), (15, 4565181), (43, 1592505), (45, 1521727), (129, 530835), (215, 318501), (387, 176945), (645, 106167), (823, 83205), (1849, 37035), (1935, 35389), (2469, 27735), (4115, 16641), (5547, 12345), (7407, 9245)]