12009905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{617}}^1$

素因数の和:868

約数の個数: 16

約数和(自身を含む): 15351120

約数和(自身を除く): 3341215

約数列:

[1, 5, 17, 85, 229, 617, 1145, 3085, 3893, 10489, 19465, 52445, 141293, 706465, 2401981, 12009905]

約数ペア:

[(1, 12009905), (5, 2401981), (17, 706465), (85, 141293), (229, 52445), (617, 19465), (1145, 10489), (3085, 3893)]