668930345

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{509}}^1\times {\mathrm{3923}}^1$

素因数の和:4504

約数の個数: 16

約数和(自身を含む): 816505920

約数和(自身を除く): 147575575

約数列:

[1, 5, 67, 335, 509, 2545, 3923, 19615, 34103, 170515, 262841, 1314205, 1996807, 9984035, 133786069, 668930345]

約数ペア:

[(1, 668930345), (5, 133786069), (67, 9984035), (335, 1996807), (509, 1314205), (2545, 262841), (3923, 170515), (19615, 34103)]