712881

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{677}}^1$

素因数の和:702

約数の個数: 20

約数和(自身を含む): 1148532

約数和(自身を除く): 435651

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 677, 1053, 2031, 6093, 8801, 18279, 26403, 54837, 79209, 237627, 712881]

約数ペア:

[(1, 712881), (3, 237627), (9, 79209), (13, 54837), (27, 26403), (39, 18279), (81, 8801), (117, 6093), (351, 2031), (677, 1053)]