66999985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{54251}}^1$

素因数の和:54288

約数の個数: 16

約数和(自身を含む): 91143360

約数和(自身を除く): 24143375

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 54251, 271255, 705263, 1030769, 3526315, 5153845, 13399997, 66999985]

約数ペア:

[(1, 66999985), (5, 13399997), (13, 5153845), (19, 3526315), (65, 1030769), (95, 705263), (247, 271255), (1235, 54251)]