201403881

素因数分解:

$3^3\times 7^1\times {\mathrm{1065629}}^1$

素因数の和:1065645

約数の個数: 16

約数和(自身を含む): 341001600

約数和(自身を除く): 139597719

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1065629, 3196887, 7459403, 9590661, 22378209, 28771983, 67134627, 201403881]

約数ペア:

[(1, 201403881), (3, 67134627), (7, 28771983), (9, 22378209), (21, 9590661), (27, 7459403), (63, 3196887), (189, 1065629)]