397392484

素因数分解:

$2^2\times {\mathrm{1531}}^1\times {\mathrm{64891}}^1$

素因数の和:66426

約数の個数: 12

約数和(自身を含む): 695901808

約数和(自身を除く): 298509324

約数列:

[1, 2, 4, 1531, 3062, 6124, 64891, 129782, 259564, 99348121, 198696242, 397392484]

約数ペア:

[(1, 397392484), (2, 198696242), (4, 99348121), (1531, 259564), (3062, 129782), (6124, 64891)]