81581958

素因数分解:

$2^1\times 3^3\times {\mathrm{1510777}}^1$

素因数の和:1510788

約数の個数: 16

約数和(自身を含む): 181293360

約数和(自身を除く): 99711402

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1510777, 3021554, 4532331, 9064662, 13596993, 27193986, 40790979, 81581958]

約数ペア:

[(1, 81581958), (2, 40790979), (3, 27193986), (6, 13596993), (9, 9064662), (18, 4532331), (27, 3021554), (54, 1510777)]