78889874

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{71329}}^1$

素因数の和:71417

約数の個数: 16

約数和(自身を含む): 136953600

約数和(自身を除く): 58063726

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 71329, 142658, 499303, 998606, 5634991, 11269982, 39444937, 78889874]

約数ペア:

[(1, 78889874), (2, 39444937), (7, 11269982), (14, 5634991), (79, 998606), (158, 499303), (553, 142658), (1106, 71329)]