81815886

素因数分解:

$2^1\times 3^3\times {\mathrm{1515109}}^1$

素因数の和:1515120

約数の個数: 16

約数和(自身を含む): 181813200

約数和(自身を除く): 99997314

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1515109, 3030218, 4545327, 9090654, 13635981, 27271962, 40907943, 81815886]

約数ペア:

[(1, 81815886), (2, 40907943), (3, 27271962), (6, 13635981), (9, 9090654), (18, 4545327), (27, 3030218), (54, 1515109)]