31990449

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{1213}}^1$

素因数の和:1424

約数の個数: 16

約数和(自身を含む): 43704000

約数和(自身を除く): 11713551

約数列:

[1, 3, 59, 149, 177, 447, 1213, 3639, 8791, 26373, 71567, 180737, 214701, 542211, 10663483, 31990449]

約数ペア:

[(1, 31990449), (3, 10663483), (59, 542211), (149, 214701), (177, 180737), (447, 71567), (1213, 26373), (3639, 8791)]