28980852019

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{2131}}^1\times {\mathrm{102253}}^1$

素因数の和:104410

約数の個数: 16

約数和(自身を含む): 34880884480

約数和(自身を除く): 5900032461

約数列:

[1, 7, 19, 133, 2131, 14917, 40489, 102253, 283423, 715771, 1942807, 13599649, 217901143, 1525308001, 4140121717, 28980852019]

約数ペア:

[(1, 28980852019), (7, 4140121717), (19, 1525308001), (133, 217901143), (2131, 13599649), (14917, 1942807), (40489, 715771), (102253, 283423)]