31157139

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{25771}}^1$

素因数の和:25818

約数の個数: 16

約数和(自身を含む): 46183424

約数和(自身を除く): 15026285

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 25771, 77313, 335023, 798901, 1005069, 2396703, 10385713, 31157139]

約数ペア:

[(1, 31157139), (3, 10385713), (13, 2396703), (31, 1005069), (39, 798901), (93, 335023), (403, 77313), (1209, 25771)]