399031006

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{42083}}^1$

素因数の和:42527

約数の個数: 16

約数和(自身を含む): 654490368

約数和(自身を除く): 255459362

約数列:

[1, 2, 11, 22, 431, 862, 4741, 9482, 42083, 84166, 462913, 925826, 18137773, 36275546, 199515503, 399031006]

約数ペア:

[(1, 399031006), (2, 199515503), (11, 36275546), (22, 18137773), (431, 925826), (862, 462913), (4741, 84166), (9482, 42083)]