61977915

素因数分解:

$3^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{3109}}^1$

素因数の和:3563

約数の個数: 24

約数和(自身を含む): 107705520

約数和(自身を除く): 45727605

約数列:

[1, 3, 5, 9, 15, 45, 443, 1329, 2215, 3109, 3987, 6645, 9327, 15545, 19935, 27981, 46635, 139905, 1377287, 4131861, 6886435, 12395583, 20659305, 61977915]

約数ペア:

[(1, 61977915), (3, 20659305), (5, 12395583), (9, 6886435), (15, 4131861), (45, 1377287), (443, 139905), (1329, 46635), (2215, 27981), (3109, 19935), (3987, 15545), (6645, 9327)]