30900023

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21121}}^1$

素因数の和:21158

約数の個数: 16

約数和(自身を含む): 40554240

約数和(自身を除く): 9654217

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 21121, 147847, 232331, 401299, 1626317, 2809093, 4414289, 30900023]

約数ペア:

[(1, 30900023), (7, 4414289), (11, 2809093), (19, 1626317), (77, 401299), (133, 232331), (209, 147847), (1463, 21121)]