399148946

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1239593}}^1$

素因数の和:1239625

約数の個数: 16

約数和(自身を含む): 714006144

約数和(自身を除く): 314857198

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 1239593, 2479186, 8677151, 17354302, 28510639, 57021278, 199574473, 399148946]

約数ペア:

[(1, 399148946), (2, 199574473), (7, 57021278), (14, 28510639), (23, 17354302), (46, 8677151), (161, 2479186), (322, 1239593)]