81214218

素因数分解:

$2^1\times 3^3\times {\mathrm{1503967}}^1$

素因数の和:1503978

約数の個数: 16

約数和(自身を含む): 180476160

約数和(自身を除く): 99261942

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1503967, 3007934, 4511901, 9023802, 13535703, 27071406, 40607109, 81214218]

約数ペア:

[(1, 81214218), (2, 40607109), (3, 27071406), (6, 13535703), (9, 9023802), (18, 4511901), (27, 3007934), (54, 1503967)]