30917061

素因数分解:

$3^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{2143}}^1$

素因数の和:2385

約数の個数: 24

約数和(自身を含む): 51284480

約数和(自身を除く): 20367419

約数列:

[1, 3, 7, 9, 21, 63, 229, 687, 1603, 2061, 2143, 4809, 6429, 14427, 15001, 19287, 45003, 135009, 490747, 1472241, 3435229, 4416723, 10305687, 30917061]

約数ペア:

[(1, 30917061), (3, 10305687), (7, 4416723), (9, 3435229), (21, 1472241), (63, 490747), (229, 135009), (687, 45003), (1603, 19287), (2061, 15001), (2143, 14427), (4809, 6429)]