290421027

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{34961}}^1$

素因数の和:35051

約数の個数: 24

約数和(自身を含む): 458142048

約数和(自身を除く): 167721021

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 639, 923, 2769, 8307, 34961, 104883, 314649, 454493, 1363479, 2482231, 4090437, 7446693, 22340079, 32269003, 96807009, 290421027]

約数ペア:

[(1, 290421027), (3, 96807009), (9, 32269003), (13, 22340079), (39, 7446693), (71, 4090437), (117, 2482231), (213, 1363479), (639, 454493), (923, 314649), (2769, 104883), (8307, 34961)]