507220413

素因数分解:

$3^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{15473}}^1$

素因数の和:15713

約数の個数: 24

約数和(自身を含む): 790288128

約数和(自身を除く): 283067715

約数列:

[1, 3, 7, 21, 49, 147, 223, 669, 1561, 4683, 10927, 15473, 32781, 46419, 108311, 324933, 758177, 2274531, 3450479, 10351437, 24153353, 72460059, 169073471, 507220413]

約数ペア:

[(1, 507220413), (3, 169073471), (7, 72460059), (21, 24153353), (49, 10351437), (147, 3450479), (223, 2274531), (669, 758177), (1561, 324933), (4683, 108311), (10927, 46419), (15473, 32781)]