31397553

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{13789}}^1$

素因数の和:13829

約数の個数: 24

約数和(自身を含む): 51629760

約数和(自身を除く): 20232207

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 759, 2277, 13789, 41367, 124101, 151679, 317147, 455037, 951441, 1365111, 2854323, 3488617, 10465851, 31397553]

約数ペア:

[(1, 31397553), (3, 10465851), (9, 3488617), (11, 2854323), (23, 1365111), (33, 951441), (69, 455037), (99, 317147), (207, 151679), (253, 124101), (759, 41367), (2277, 13789)]