28721000811

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{3607}}^1\times {\mathrm{20261}}^1$

素因数の和:24002

約数の個数: 16

約数和(自身を含む): 38599596288

約数和(自身を除く): 9878595477

約数列:

[1, 3, 131, 393, 3607, 10821, 20261, 60783, 472517, 1417551, 2654191, 7962573, 73081427, 219244281, 9573666937, 28721000811]

約数ペア:

[(1, 28721000811), (3, 9573666937), (131, 219244281), (393, 73081427), (3607, 7962573), (10821, 2654191), (20261, 1417551), (60783, 472517)]