27951489

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{733}}^1$

素因数の和:981

約数の個数: 24

約数和(自身を含む): 42748160

約数和(自身を除く): 14796671

約数列:

[1, 3, 9, 19, 57, 171, 223, 669, 733, 2007, 2199, 4237, 6597, 12711, 13927, 38133, 41781, 125343, 163459, 490377, 1471131, 3105721, 9317163, 27951489]

約数ペア:

[(1, 27951489), (3, 9317163), (9, 3105721), (19, 1471131), (57, 490377), (171, 163459), (223, 125343), (669, 41781), (733, 38133), (2007, 13927), (2199, 12711), (4237, 6597)]