156939240878

素因数分解:

$2^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{27954977}}^1$

素因数の和:27955387

約数の個数: 16

約数和(自身を含む): 269709627744

約数和(自身を除く): 112770386866

約数列:

[1, 2, 7, 14, 401, 802, 2807, 5614, 27954977, 55909954, 195684839, 391369678, 11209945777, 22419891554, 78469620439, 156939240878]

約数ペア:

[(1, 156939240878), (2, 78469620439), (7, 22419891554), (14, 11209945777), (401, 391369678), (802, 195684839), (2807, 55909954), (5614, 27954977)]