258148905

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{351223}}^1$

素因数の和:351245

約数の個数: 24

約数和(自身を含む): 480474432

約数和(自身を除く): 222325527

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 351223, 1053669, 1756115, 2458561, 5268345, 7375683, 12292805, 17209927, 36878415, 51629781, 86049635, 258148905]

約数ペア:

[(1, 258148905), (3, 86049635), (5, 51629781), (7, 36878415), (15, 17209927), (21, 12292805), (35, 7375683), (49, 5268345), (105, 2458561), (147, 1756115), (245, 1053669), (735, 351223)]