42139860028

素因数分解:

$2^2\times 7^1\times {\mathrm{2351}}^1\times {\mathrm{640151}}^1$

素因数の和:642513

約数の個数: 24

約数和(自身を含む): 84315700224

約数和(自身を除く): 42175840196

約数列:

[1, 2, 4, 7, 14, 28, 2351, 4702, 9404, 16457, 32914, 65828, 640151, 1280302, 2560604, 4481057, 8962114, 17924228, 1504995001, 3009990002, 6019980004, 10534965007, 21069930014, 42139860028]

約数ペア:

[(1, 42139860028), (2, 21069930014), (4, 10534965007), (7, 6019980004), (14, 3009990002), (28, 1504995001), (2351, 17924228), (4702, 8962114), (9404, 4481057), (16457, 2560604), (32914, 1280302), (65828, 640151)]