427028

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:263

約数の個数: 24

約数和(自身を含む): 868224

約数和(自身を除く): 441196

約数列:

[1, 2, 4, 7, 14, 28, 101, 151, 202, 302, 404, 604, 707, 1057, 1414, 2114, 2828, 4228, 15251, 30502, 61004, 106757, 213514, 427028]

約数ペア:

[(1, 427028), (2, 213514), (4, 106757), (7, 61004), (14, 30502), (28, 15251), (101, 4228), (151, 2828), (202, 2114), (302, 1414), (404, 1057), (604, 707)]