127934639

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{401}}^1$

素因数の和:815

約数の個数: 24

約数和(自身を含む): 158381568

約数和(自身を除く): 30446929

約数列:

[1, 7, 17, 49, 119, 383, 401, 833, 2681, 2807, 6511, 6817, 18767, 19649, 45577, 47719, 153583, 319039, 334033, 1075081, 2610911, 7525567, 18276377, 127934639]

約数ペア:

[(1, 127934639), (7, 18276377), (17, 7525567), (49, 2610911), (119, 1075081), (383, 334033), (401, 319039), (833, 153583), (2681, 47719), (2807, 45577), (6511, 19649), (6817, 18767)]