81309546

素因数分解:

$2^1\times 3^2\times {\mathrm{613}}^1\times {\mathrm{7369}}^1$

素因数の和:7990

約数の個数: 24

約数和(自身を含む): 176482020

約数和(自身を除く): 95172474

約数列:

[1, 2, 3, 6, 9, 18, 613, 1226, 1839, 3678, 5517, 7369, 11034, 14738, 22107, 44214, 66321, 132642, 4517197, 9034394, 13551591, 27103182, 40654773, 81309546]

約数ペア:

[(1, 81309546), (2, 40654773), (3, 27103182), (6, 13551591), (9, 9034394), (18, 4517197), (613, 132642), (1226, 66321), (1839, 44214), (3678, 22107), (5517, 14738), (7369, 11034)]