220173583

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1\times {\mathrm{2213}}^1$

素因数の和:2514

約数の個数: 16

約数和(自身を含む): 256965696

約数和(自身を除く): 36792113

約数列:

[1, 7, 61, 233, 427, 1631, 2213, 14213, 15491, 99491, 134993, 515629, 944951, 3609403, 31453369, 220173583]

約数ペア:

[(1, 220173583), (7, 31453369), (61, 3609403), (233, 944951), (427, 515629), (1631, 134993), (2213, 99491), (14213, 15491)]