27643791

素因数分解:

$3^1\times 7^2\times {\mathrm{383}}^1\times {\mathrm{491}}^1$

素因数の和:891

約数の個数: 24

約数和(自身を含む): 43075584

約数和(自身を除く): 15431793

約数列:

[1, 3, 7, 21, 49, 147, 383, 491, 1149, 1473, 2681, 3437, 8043, 10311, 18767, 24059, 56301, 72177, 188053, 564159, 1316371, 3949113, 9214597, 27643791]

約数ペア:

[(1, 27643791), (3, 9214597), (7, 3949113), (21, 1316371), (49, 564159), (147, 188053), (383, 72177), (491, 56301), (1149, 24059), (1473, 18767), (2681, 10311), (3437, 8043)]