12658779

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2999}}^1$

素因数の和:3079

約数の個数: 24

約数和(自身を含む): 21216000

約数和(自身を除く): 8557221

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 2999, 4221, 8997, 20993, 26991, 62979, 188937, 200933, 602799, 1406531, 1808397, 4219593, 12658779]

約数ペア:

[(1, 12658779), (3, 4219593), (7, 1808397), (9, 1406531), (21, 602799), (63, 200933), (67, 188937), (201, 62979), (469, 26991), (603, 20993), (1407, 8997), (2999, 4221)]