157040009

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{1609}}^1$

素因数の和:1880

約数の個数: 16

約数和(自身を含む): 182999040

約数和(自身を除く): 25959031

約数列:

[1, 7, 73, 191, 511, 1337, 1609, 11263, 13943, 97601, 117457, 307319, 822199, 2151233, 22434287, 157040009]

約数ペア:

[(1, 157040009), (7, 22434287), (73, 2151233), (191, 822199), (511, 307319), (1337, 117457), (1609, 97601), (11263, 13943)]