81629802

素因数分解:

$2^1\times 3^3\times {\mathrm{1511663}}^1$

素因数の和:1511674

約数の個数: 16

約数和(自身を含む): 181399680

約数和(自身を除く): 99769878

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1511663, 3023326, 4534989, 9069978, 13604967, 27209934, 40814901, 81629802]

約数ペア:

[(1, 81629802), (2, 40814901), (3, 27209934), (6, 13604967), (9, 9069978), (18, 4534989), (27, 3023326), (54, 1511663)]