398748051

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{31267}}^1$

素因数の和:31395

約数の個数: 24

約数和(自身を含む): 625985360

約数和(自身を除く): 227237309

約数列:

[1, 3, 9, 13, 39, 109, 117, 327, 981, 1417, 4251, 12753, 31267, 93801, 281403, 406471, 1219413, 3408103, 3658239, 10224309, 30672927, 44305339, 132916017, 398748051]

約数ペア:

[(1, 398748051), (3, 132916017), (9, 44305339), (13, 30672927), (39, 10224309), (109, 3658239), (117, 3408103), (327, 1219413), (981, 406471), (1417, 281403), (4251, 93801), (12753, 31267)]