397730452

素因数分解:

$2^2\times 7^4\times {\mathrm{41413}}^1$

素因数の和:41445

約数の個数: 30

約数和(自身を含む): 812004298

約数和(自身を除く): 414273846

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 2401, 4802, 9604, 41413, 82826, 165652, 289891, 579782, 1159564, 2029237, 4058474, 8116948, 14204659, 28409318, 56818636, 99432613, 198865226, 397730452]

約数ペア:

[(1, 397730452), (2, 198865226), (4, 99432613), (7, 56818636), (14, 28409318), (28, 14204659), (49, 8116948), (98, 4058474), (196, 2029237), (343, 1159564), (686, 579782), (1372, 289891), (2401, 165652), (4802, 82826), (9604, 41413)]