79983878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{180959}}^1$

素因数の和:180991

約数の個数: 16

約数和(自身を含む): 136805760

約数和(自身を除く): 56821882

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 180959, 361918, 2352467, 3076303, 4704934, 6152606, 39991939, 79983878]

約数ペア:

[(1, 79983878), (2, 39991939), (13, 6152606), (17, 4704934), (26, 3076303), (34, 2352467), (221, 361918), (442, 180959)]