28664945

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{2087}}^1$

素因数の和:2200

約数の個数: 16

約数和(自身を含む): 35779968

約数和(自身を除く): 7115023

約数列:

[1, 5, 41, 67, 205, 335, 2087, 2747, 10435, 13735, 85567, 139829, 427835, 699145, 5732989, 28664945]

約数ペア:

[(1, 28664945), (5, 5732989), (41, 699145), (67, 427835), (205, 139829), (335, 85567), (2087, 13735), (2747, 10435)]