29971725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{57089}}^1$

素因数の和:57109

約数の個数: 24

約数和(自身を含む): 56633280

約数和(自身を除く): 26661555

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 57089, 171267, 285445, 399623, 856335, 1198869, 1427225, 1998115, 4281675, 5994345, 9990575, 29971725]

約数ペア:

[(1, 29971725), (3, 9990575), (5, 5994345), (7, 4281675), (15, 1998115), (21, 1427225), (25, 1198869), (35, 856335), (75, 399623), (105, 285445), (175, 171267), (525, 57089)]