2005101

素因数分解:

$3^3\times 7^1\times {\mathrm{103}}^2$

素因数の和:222

約数の個数: 24

約数和(自身を含む): 3428160

約数和(自身を除く): 1423059

約数列:

[1, 3, 7, 9, 21, 27, 63, 103, 189, 309, 721, 927, 2163, 2781, 6489, 10609, 19467, 31827, 74263, 95481, 222789, 286443, 668367, 2005101]

約数ペア:

[(1, 2005101), (3, 668367), (7, 286443), (9, 222789), (21, 95481), (27, 74263), (63, 31827), (103, 19467), (189, 10609), (309, 6489), (721, 2781), (927, 2163)]