258120212

素因数分解:

$2^2\times 7^1\times {\mathrm{2311}}^1\times {\mathrm{3989}}^1$

素因数の和:6311

約数の個数: 24

約数和(自身を含む): 516593280

約数和(自身を除く): 258473068

約数列:

[1, 2, 4, 7, 14, 28, 2311, 3989, 4622, 7978, 9244, 15956, 16177, 27923, 32354, 55846, 64708, 111692, 9218579, 18437158, 36874316, 64530053, 129060106, 258120212]

約数ペア:

[(1, 258120212), (2, 129060106), (4, 64530053), (7, 36874316), (14, 18437158), (28, 9218579), (2311, 111692), (3989, 64708), (4622, 55846), (7978, 32354), (9244, 27923), (15956, 16177)]