12807205

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{6551}}^1$

素因数の和:6596

約数の個数: 16

約数和(自身を含む): 16982784

約数和(自身を除く): 4175579

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 6551, 32755, 111367, 150673, 556835, 753365, 2561441, 12807205]

約数ペア:

[(1, 12807205), (5, 2561441), (17, 753365), (23, 556835), (85, 150673), (115, 111367), (391, 32755), (1955, 6551)]