258403388

素因数分解:

$2^2\times {\mathrm{10391}}^1\times {\mathrm{6217}}^1$

素因数の和:16612

約数の個数: 12

約数和(自身を含む): 452322192

約数和(自身を除く): 193918804

約数列:

[1, 2, 4, 6217, 10391, 12434, 20782, 24868, 41564, 64600847, 129201694, 258403388]

約数ペア:

[(1, 258403388), (2, 129201694), (4, 64600847), (6217, 41564), (10391, 24868), (12434, 20782)]