31887947

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18443}}^1$

素因数の和:18482

約数の個数: 16

約数和(自身を含む): 41314560

約数和(自身を除く): 9426613

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 18443, 129101, 239759, 350417, 1678313, 2452919, 4555421, 31887947]

約数ペア:

[(1, 31887947), (7, 4555421), (13, 2452919), (19, 1678313), (91, 350417), (133, 239759), (247, 129101), (1729, 18443)]