204490881

素因数分解:

$3^2\times 7^1\times {\mathrm{1451}}^1\times {\mathrm{2237}}^1$

素因数の和:3701

約数の個数: 24

約数和(自身を含む): 337955904

約数和(自身を除く): 133465023

約数列:

[1, 3, 7, 9, 21, 63, 1451, 2237, 4353, 6711, 10157, 13059, 15659, 20133, 30471, 46977, 91413, 140931, 3245887, 9737661, 22721209, 29212983, 68163627, 204490881]

約数ペア:

[(1, 204490881), (3, 68163627), (7, 29212983), (9, 22721209), (21, 9737661), (63, 3245887), (1451, 140931), (2237, 91413), (4353, 46977), (6711, 30471), (10157, 20133), (13059, 15659)]