16671005

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:321

約数の個数: 24

約数和(自身を含む): 21981960

約数和(自身を除く): 5310955

約数列:

[1, 5, 13, 65, 109, 169, 181, 545, 845, 905, 1417, 2353, 7085, 11765, 18421, 19729, 30589, 92105, 98645, 152945, 256477, 1282385, 3334201, 16671005]

約数ペア:

[(1, 16671005), (5, 3334201), (13, 1282385), (65, 256477), (109, 152945), (169, 98645), (181, 92105), (545, 30589), (845, 19729), (905, 18421), (1417, 11765), (2353, 7085)]