397337534

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{142211}}^1$

素因数の和:142351

約数の個数: 16

約数和(自身を含む): 655312896

約数和(自身を除く): 257975362

約数列:

[1, 2, 11, 22, 127, 254, 1397, 2794, 142211, 284422, 1564321, 3128642, 18060797, 36121594, 198668767, 397337534]

約数ペア:

[(1, 397337534), (2, 198668767), (11, 36121594), (22, 18060797), (127, 3128642), (254, 1564321), (1397, 284422), (2794, 142211)]