11939525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2161}}^1$

素因数の和:2201

約数の個数: 24

約数和(自身を含む): 16889544

約数和(自身を除く): 4950019

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 2161, 5525, 10805, 28093, 36737, 54025, 140465, 183685, 477581, 702325, 918425, 2387905, 11939525]

約数ペア:

[(1, 11939525), (5, 2387905), (13, 918425), (17, 702325), (25, 477581), (65, 183685), (85, 140465), (221, 54025), (325, 36737), (425, 28093), (1105, 10805), (2161, 5525)]