13691275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:535

約数の個数: 24

約数和(自身を含む): 18505760

約数和(自身を除く): 4814485

約数列:

[1, 5, 13, 25, 65, 103, 325, 409, 515, 1339, 2045, 2575, 5317, 6695, 10225, 26585, 33475, 42127, 132925, 210635, 547651, 1053175, 2738255, 13691275]

約数ペア:

[(1, 13691275), (5, 2738255), (13, 1053175), (25, 547651), (65, 210635), (103, 132925), (325, 42127), (409, 33475), (515, 26585), (1339, 10225), (2045, 6695), (2575, 5317)]