12352221

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2203}}^1$

素因数の和:2305

約数の個数: 24

約数和(自身を含む): 20629440

約数和(自身を除く): 8277219

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1869, 2203, 5607, 6609, 15421, 19827, 46263, 138789, 196067, 588201, 1372469, 1764603, 4117407, 12352221]

約数ペア:

[(1, 12352221), (3, 4117407), (7, 1764603), (9, 1372469), (21, 588201), (63, 196067), (89, 138789), (267, 46263), (623, 19827), (801, 15421), (1869, 6609), (2203, 5607)]