28215605

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{1429}}^1$

素因数の和:1804

約数の個数: 16

約数和(自身を含む): 37065600

約数和(自身を除く): 8849995

約数列:

[1, 5, 11, 55, 359, 1429, 1795, 3949, 7145, 15719, 19745, 78595, 513011, 2565055, 5643121, 28215605]

約数ペア:

[(1, 28215605), (5, 5643121), (11, 2565055), (55, 513011), (359, 78595), (1429, 19745), (1795, 15719), (3949, 7145)]