320440419

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{701}}^1\times {\mathrm{3907}}^1$

素因数の和:4627

約数の個数: 24

約数和(自身を含む): 499301712

約数和(自身を除く): 178861293

約数列:

[1, 3, 9, 13, 39, 117, 701, 2103, 3907, 6309, 9113, 11721, 27339, 35163, 50791, 82017, 152373, 457119, 2738807, 8216421, 24649263, 35604491, 106813473, 320440419]

約数ペア:

[(1, 320440419), (3, 106813473), (9, 35604491), (13, 24649263), (39, 8216421), (117, 2738807), (701, 457119), (2103, 152373), (3907, 82017), (6309, 50791), (9113, 35163), (11721, 27339)]