258889316

素因数分解:

$2^2\times 7^1\times {\mathrm{9246047}}^1$

素因数の和:9246058

約数の個数: 12

約数和(自身を含む): 517778688

約数和(自身を除く): 258889372

約数列:

[1, 2, 4, 7, 14, 28, 9246047, 18492094, 36984188, 64722329, 129444658, 258889316]

約数ペア:

[(1, 258889316), (2, 129444658), (4, 64722329), (7, 36984188), (14, 18492094), (28, 9246047)]