31890265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{30517}}^1$

素因数の和:30552

約数の個数: 16

約数和(自身を含む): 43945920

約数和(自身を除く): 12055655

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 30517, 152585, 335687, 579823, 1678435, 2899115, 6378053, 31890265]

約数ペア:

[(1, 31890265), (5, 6378053), (11, 2899115), (19, 1678435), (55, 579823), (95, 335687), (209, 152585), (1045, 30517)]