1380804481

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{73907}}^1$

素因数の和:74088

約数の個数: 16

約数和(自身を含む): 1681554816

約数和(自身を除く): 300750335

約数列:

[1, 7, 17, 119, 157, 1099, 2669, 18683, 73907, 517349, 1256419, 8794933, 11603399, 81223793, 197257783, 1380804481]

約数ペア:

[(1, 1380804481), (7, 197257783), (17, 81223793), (119, 11603399), (157, 8794933), (1099, 1256419), (2669, 517349), (18683, 73907)]