12290121

素因数分解:

$3^2\times {\mathrm{271}}^1\times {\mathrm{5039}}^1$

素因数の和:5316

約数の個数: 12

約数和(自身を含む): 17821440

約数和(自身を除く): 5531319

約数列:

[1, 3, 9, 271, 813, 2439, 5039, 15117, 45351, 1365569, 4096707, 12290121]

約数ペア:

[(1, 12290121), (3, 4096707), (9, 1365569), (271, 45351), (813, 15117), (2439, 5039)]