399014524

素因数分解:

$2^2\times {\mathrm{4561}}^1\times {\mathrm{21871}}^1$

素因数の和:26436

約数の個数: 12

約数和(自身を含む): 698460448

約数和(自身を除く): 299445924

約数列:

[1, 2, 4, 4561, 9122, 18244, 21871, 43742, 87484, 99753631, 199507262, 399014524]

約数ペア:

[(1, 399014524), (2, 199507262), (4, 99753631), (4561, 87484), (9122, 43742), (18244, 21871)]