31897233

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{12703}}^1$

素因数の和:12746

約数の個数: 20

約数和(自身を含む): 49189888

約数和(自身を除く): 17292655

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 12703, 38109, 114327, 342981, 393793, 1028943, 1181379, 3544137, 10632411, 31897233]

約数ペア:

[(1, 31897233), (3, 10632411), (9, 3544137), (27, 1181379), (31, 1028943), (81, 393793), (93, 342981), (279, 114327), (837, 38109), (2511, 12703)]