201291471

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{3191}}^1$

素因数の和:3403

約数の個数: 24

約数和(自身を含む): 299435136

約数和(自身を除く): 98143665

約数列:

[1, 3, 9, 43, 129, 163, 387, 489, 1467, 3191, 7009, 9573, 21027, 28719, 63081, 137213, 411639, 520133, 1234917, 1560399, 4681197, 22365719, 67097157, 201291471]

約数ペア:

[(1, 201291471), (3, 67097157), (9, 22365719), (43, 4681197), (129, 1560399), (163, 1234917), (387, 520133), (489, 411639), (1467, 137213), (3191, 63081), (7009, 28719), (9573, 21027)]