80571681

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{1847}}^1$

素因数の和:2021

約数の個数: 24

約数和(自身を含む): 120504384

約数和(自身を除く): 39932703

約数列:

[1, 3, 9, 37, 111, 131, 333, 393, 1179, 1847, 4847, 5541, 14541, 16623, 43623, 68339, 205017, 241957, 615051, 725871, 2177613, 8952409, 26857227, 80571681]

約数ペア:

[(1, 80571681), (3, 26857227), (9, 8952409), (37, 2177613), (111, 725871), (131, 615051), (333, 241957), (393, 205017), (1179, 68339), (1847, 43623), (4847, 16623), (5541, 14541)]