86166843

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{30851}}^1$

素因数の和:30887

約数の個数: 24

約数和(自身を含む): 140685120

約数和(自身を除く): 54518277

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 30851, 92553, 215957, 586169, 647871, 1511699, 1758507, 4103183, 4535097, 12309549, 28722281, 86166843]

約数ペア:

[(1, 86166843), (3, 28722281), (7, 12309549), (19, 4535097), (21, 4103183), (49, 1758507), (57, 1511699), (133, 647871), (147, 586169), (399, 215957), (931, 92553), (2793, 30851)]