31417991

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{661}}^1$

素因数の和:850

約数の個数: 16

約数和(自身を含む): 35748000

約数和(自身を除く): 4330009

約数列:

[1, 11, 29, 149, 319, 661, 1639, 4321, 7271, 19169, 47531, 98489, 210859, 1083379, 2856181, 31417991]

約数ペア:

[(1, 31417991), (11, 2856181), (29, 1083379), (149, 210859), (319, 98489), (661, 47531), (1639, 19169), (4321, 7271)]