12909099

素因数分解:

$3^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{641}}^1$

素因数の和:795

約数の個数: 24

約数和(自身を含む): 20199888

約数和(自身を除く): 7290789

約数列:

[1, 3, 7, 21, 49, 137, 147, 411, 641, 959, 1923, 2877, 4487, 6713, 13461, 20139, 31409, 87817, 94227, 263451, 614719, 1844157, 4303033, 12909099]

約数ペア:

[(1, 12909099), (3, 4303033), (7, 1844157), (21, 614719), (49, 263451), (137, 94227), (147, 87817), (411, 31409), (641, 20139), (959, 13461), (1923, 6713), (2877, 4487)]