68693715

素因数分解:

$3^2\times 5^1\times {\mathrm{887}}^1\times {\mathrm{1721}}^1$

素因数の和:2619

約数の個数: 24

約数和(自身を含む): 119272608

約数和(自身を除く): 50578893

約数列:

[1, 3, 5, 9, 15, 45, 887, 1721, 2661, 4435, 5163, 7983, 8605, 13305, 15489, 25815, 39915, 77445, 1526527, 4579581, 7632635, 13738743, 22897905, 68693715]

約数ペア:

[(1, 68693715), (3, 22897905), (5, 13738743), (9, 7632635), (15, 4579581), (45, 1526527), (887, 77445), (1721, 39915), (2661, 25815), (4435, 15489), (5163, 13305), (7983, 8605)]