68521905

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{22727}}^1$

素因数の和:22805

約数の個数: 24

約数和(自身を含む): 120549312

約数和(自身を除く): 52027407

約数列:

[1, 3, 5, 9, 15, 45, 67, 201, 335, 603, 1005, 3015, 22727, 68181, 113635, 204543, 340905, 1022715, 1522709, 4568127, 7613545, 13704381, 22840635, 68521905]

約数ペア:

[(1, 68521905), (3, 22840635), (5, 13704381), (9, 7613545), (15, 4568127), (45, 1522709), (67, 1022715), (201, 340905), (335, 204543), (603, 113635), (1005, 68181), (3015, 22727)]