13566425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1$

素因数の和:397

約数の個数: 24

約数和(自身を含む): 18018936

約数和(自身を除く): 4452511

約数列:

[1, 5, 17, 25, 85, 137, 233, 425, 685, 1165, 2329, 3425, 3961, 5825, 11645, 19805, 31921, 58225, 99025, 159605, 542657, 798025, 2713285, 13566425]

約数ペア:

[(1, 13566425), (5, 2713285), (17, 798025), (25, 542657), (85, 159605), (137, 99025), (233, 58225), (425, 31921), (685, 19805), (1165, 11645), (2329, 5825), (3425, 3961)]