12191697

素因数分解:

$3^2\times 7^1\times {\mathrm{431}}^1\times {\mathrm{449}}^1$

素因数の和:893

約数の個数: 24

約数和(自身を含む): 20217600

約数和(自身を除く): 8025903

約数列:

[1, 3, 7, 9, 21, 63, 431, 449, 1293, 1347, 3017, 3143, 3879, 4041, 9051, 9429, 27153, 28287, 193519, 580557, 1354633, 1741671, 4063899, 12191697]

約数ペア:

[(1, 12191697), (3, 4063899), (7, 1741671), (9, 1354633), (21, 580557), (63, 193519), (431, 28287), (449, 27153), (1293, 9429), (1347, 9051), (3017, 4041), (3143, 3879)]