31574257

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11621}}^1$

素因数の和:11664

約数の個数: 16

約数和(自身を含む): 39049920

約数和(自身を除く): 7475663

約数列:

[1, 11, 13, 19, 143, 209, 247, 2717, 11621, 127831, 151073, 220799, 1661803, 2428789, 2870387, 31574257]

約数ペア:

[(1, 31574257), (11, 2870387), (13, 2428789), (19, 1661803), (143, 220799), (209, 151073), (247, 127831), (2717, 11621)]