31919589

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{30313}}^1$

素因数の和:30338

約数の個数: 20

約数和(自身を含む): 51351916

約数和(自身を除く): 19432327

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 30313, 90939, 272817, 394069, 818451, 1182207, 2455353, 3546621, 10639863, 31919589]

約数ペア:

[(1, 31919589), (3, 10639863), (9, 3546621), (13, 2455353), (27, 1182207), (39, 818451), (81, 394069), (117, 272817), (351, 90939), (1053, 30313)]