31621909

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2131}}^1$

素因数の和:2232

約数の個数: 16

約数和(自身を含む): 36840960

約数和(自身を除く): 5219051

約数列:

[1, 11, 19, 71, 209, 781, 1349, 2131, 14839, 23441, 40489, 151301, 445379, 1664311, 2874719, 31621909]

約数ペア:

[(1, 31621909), (11, 2874719), (19, 1664311), (71, 445379), (209, 151301), (781, 40489), (1349, 23441), (2131, 14839)]