1521103381

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{114913}}^1$

素因数の和:115012

約数の個数: 16

約数和(自身を含む): 1823915008

約数和(自身を除く): 302811627

約数列:

[1, 7, 31, 61, 217, 427, 1891, 13237, 114913, 804391, 3562303, 7009693, 24936121, 49067851, 217300483, 1521103381]

約数ペア:

[(1, 1521103381), (7, 217300483), (31, 49067851), (61, 24936121), (217, 7009693), (427, 3562303), (1891, 804391), (13237, 114913)]