221257870

素因数分解:

$2^1\times 5^1\times {\mathrm{719}}^1\times {\mathrm{30773}}^1$

素因数の和:31499

約数の個数: 16

約数和(自身を含む): 398831040

約数和(自身を除く): 177573170

約数列:

[1, 2, 5, 10, 719, 1438, 3595, 7190, 30773, 61546, 153865, 307730, 22125787, 44251574, 110628935, 221257870]

約数ペア:

[(1, 221257870), (2, 110628935), (5, 44251574), (10, 22125787), (719, 307730), (1438, 153865), (3595, 61546), (7190, 30773)]