28021844

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{499}}^1$

素因数の和:743

約数の個数: 24

約数和(自身を含む): 49980000

約数和(自身を除く): 21958156

約数列:

[1, 2, 4, 101, 139, 202, 278, 404, 499, 556, 998, 1996, 14039, 28078, 50399, 56156, 69361, 100798, 138722, 201596, 277444, 7005461, 14010922, 28021844]

約数ペア:

[(1, 28021844), (2, 14010922), (4, 7005461), (101, 277444), (139, 201596), (202, 138722), (278, 100798), (404, 69361), (499, 56156), (556, 50399), (998, 28078), (1996, 14039)]