399664118

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1679261}}^1$

素因数の和:1679287

約数の個数: 16

約数和(自身を含む): 725441184

約数和(自身を除く): 325777066

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 1679261, 3358522, 11754827, 23509654, 28547437, 57094874, 199832059, 399664118]

約数ペア:

[(1, 399664118), (2, 199832059), (7, 57094874), (14, 28547437), (17, 23509654), (34, 11754827), (119, 3358522), (238, 1679261)]