520019145

素因数分解:

$3^2\times 5^1\times {\mathrm{1283}}^1\times {\mathrm{9007}}^1$

素因数の和:10301

約数の個数: 24

約数和(自身を含む): 902169216

約数和(自身を除く): 382150071

約数列:

[1, 3, 5, 9, 15, 45, 1283, 3849, 6415, 9007, 11547, 19245, 27021, 45035, 57735, 81063, 135105, 405315, 11555981, 34667943, 57779905, 104003829, 173339715, 520019145]

約数ペア:

[(1, 520019145), (3, 173339715), (5, 104003829), (9, 57779905), (15, 34667943), (45, 11555981), (1283, 405315), (3849, 135105), (6415, 81063), (9007, 57735), (11547, 45035), (19245, 27021)]