201021359

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{90023}}^1$

素因数の和:90070

約数の個数: 16

約数和(自身を含む): 259269120

約数和(自身を除く): 58247761

約数列:

[1, 7, 11, 29, 77, 203, 319, 2233, 90023, 630161, 990253, 2610667, 6931771, 18274669, 28717337, 201021359]

約数ペア:

[(1, 201021359), (7, 28717337), (11, 18274669), (29, 6931771), (77, 2610667), (203, 990253), (319, 630161), (2233, 90023)]