2209655

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{311}}^1$

素因数の和:359

約数の個数: 24

約数和(自身を含む): 3201120

約数和(自身を除く): 991465

約数列:

[1, 5, 7, 29, 35, 49, 145, 203, 245, 311, 1015, 1421, 1555, 2177, 7105, 9019, 10885, 15239, 45095, 63133, 76195, 315665, 441931, 2209655]

約数ペア:

[(1, 2209655), (5, 441931), (7, 315665), (29, 76195), (35, 63133), (49, 45095), (145, 15239), (203, 10885), (245, 9019), (311, 7105), (1015, 2177), (1421, 1555)]