204142687

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{1901}}^1$

素因数の和:1983

約数の個数: 24

約数和(自身を含む): 252433440

約数和(自身を除く): 48290753

約数列:

[1, 7, 23, 29, 161, 203, 529, 667, 1901, 3703, 4669, 13307, 15341, 43723, 55129, 107387, 306061, 385903, 1005629, 1267967, 7039403, 8875769, 29163241, 204142687]

約数ペア:

[(1, 204142687), (7, 29163241), (23, 8875769), (29, 7039403), (161, 1267967), (203, 1005629), (529, 385903), (667, 306061), (1901, 107387), (3703, 55129), (4669, 43723), (13307, 15341)]