27029331

素因数分解:

$3^2\times 7^2\times {\mathrm{61291}}^1$

素因数の和:61311

約数の個数: 18

約数和(自身を含む): 45417372

約数和(自身を除く): 18388041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 61291, 183873, 429037, 551619, 1287111, 3003259, 3861333, 9009777, 27029331]

約数ペア:

[(1, 27029331), (3, 9009777), (7, 3861333), (9, 3003259), (21, 1287111), (49, 551619), (63, 429037), (147, 183873), (441, 61291)]