81016218

素因数分解:

$2^1\times 3^2\times {\mathrm{4500901}}^1$

素因数の和:4500909

約数の個数: 12

約数和(自身を含む): 175535178

約数和(自身を除く): 94518960

約数列:

[1, 2, 3, 6, 9, 18, 4500901, 9001802, 13502703, 27005406, 40508109, 81016218]

約数ペア:

[(1, 81016218), (2, 40508109), (3, 27005406), (6, 13502703), (9, 9001802), (18, 4500901)]