28145789

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{401}}^1$

素因数の和:716

約数の個数: 16

約数和(自身を含む): 33240576

約数和(自身を除く): 5094787

約数列:

[1, 7, 37, 259, 271, 401, 1897, 2807, 10027, 14837, 70189, 103859, 108671, 760697, 4020827, 28145789]

約数ペア:

[(1, 28145789), (7, 4020827), (37, 760697), (259, 108671), (271, 103859), (401, 70189), (1897, 14837), (2807, 10027)]