858448143

素因数分解:

$3^2\times 7^1\times {\mathrm{727}}^1\times {\mathrm{18743}}^1$

素因数の和:19483

約数の個数: 24

約数和(自身を含む): 1419145728

約数和(自身を除く): 560697585

約数列:

[1, 3, 7, 9, 21, 63, 727, 2181, 5089, 6543, 15267, 18743, 45801, 56229, 131201, 168687, 393603, 1180809, 13626161, 40878483, 95383127, 122635449, 286149381, 858448143]

約数ペア:

[(1, 858448143), (3, 286149381), (7, 122635449), (9, 95383127), (21, 40878483), (63, 13626161), (727, 1180809), (2181, 393603), (5089, 168687), (6543, 131201), (15267, 56229), (18743, 45801)]