2720565555

素因数分解:

$3^1\times 5^1\times {\mathrm{1249}}^1\times {\mathrm{145213}}^1$

素因数の和:146470

約数の個数: 16

約数和(自身を含む): 4356420000

約数和(自身を除く): 1635854445

約数列:

[1, 3, 5, 15, 1249, 3747, 6245, 18735, 145213, 435639, 726065, 2178195, 181371037, 544113111, 906855185, 2720565555]

約数ペア:

[(1, 2720565555), (3, 906855185), (5, 544113111), (15, 181371037), (1249, 2178195), (3747, 726065), (6245, 435639), (18735, 145213)]