13406325

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{4157}}^1$

素因数の和:4213

約数の個数: 24

約数和(自身を含む): 22686048

約数和(自身を除く): 9279723

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 4157, 12471, 20785, 62355, 103925, 178751, 311775, 536253, 893755, 2681265, 4468775, 13406325]

約数ペア:

[(1, 13406325), (3, 4468775), (5, 2681265), (15, 893755), (25, 536253), (43, 311775), (75, 178751), (129, 103925), (215, 62355), (645, 20785), (1075, 12471), (3225, 4157)]