438335037

素因数分解:

$3^3\times 7^2\times {\mathrm{331319}}^1$

素因数の和:331342

約数の個数: 24

約数和(自身を含む): 755409600

約数和(自身を除く): 317074563

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 331319, 993957, 2319233, 2981871, 6957699, 8945613, 16234631, 20873097, 48703893, 62619291, 146111679, 438335037]

約数ペア:

[(1, 438335037), (3, 146111679), (7, 62619291), (9, 48703893), (21, 20873097), (27, 16234631), (49, 8945613), (63, 6957699), (147, 2981871), (189, 2319233), (441, 993957), (1323, 331319)]