42742555

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1\times {\mathrm{449}}^1$

素因数の和:774

約数の個数: 16

約数和(自身を含む): 52272000

約数和(自身を除く): 9529445

約数列:

[1, 5, 79, 241, 395, 449, 1205, 2245, 19039, 35471, 95195, 108209, 177355, 541045, 8548511, 42742555]

約数ペア:

[(1, 42742555), (5, 8548511), (79, 541045), (241, 177355), (395, 108209), (449, 95195), (1205, 35471), (2245, 19039)]