166475421

素因数分解:

$3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{16831}}^1$

素因数の和:17001

約数の個数: 24

約数和(自身を含む): 276583424

約数和(自身を除く): 110108003

約数列:

[1, 3, 7, 9, 21, 63, 157, 471, 1099, 1413, 3297, 9891, 16831, 50493, 117817, 151479, 353451, 1060353, 2642467, 7927401, 18497269, 23782203, 55491807, 166475421]

約数ペア:

[(1, 166475421), (3, 55491807), (7, 23782203), (9, 18497269), (21, 7927401), (63, 2642467), (157, 1060353), (471, 353451), (1099, 151479), (1413, 117817), (3297, 50493), (9891, 16831)]