2585865

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:189

約数の個数: 32

約数和(自身を含む): 4386816

約数和(自身を除く): 1800951

約数列:

[1, 3, 5, 15, 31, 67, 83, 93, 155, 201, 249, 335, 415, 465, 1005, 1245, 2077, 2573, 5561, 6231, 7719, 10385, 12865, 16683, 27805, 31155, 38595, 83415, 172391, 517173, 861955, 2585865]

約数ペア:

[(1, 2585865), (3, 861955), (5, 517173), (15, 172391), (31, 83415), (67, 38595), (83, 31155), (93, 27805), (155, 16683), (201, 12865), (249, 10385), (335, 7719), (415, 6231), (465, 5561), (1005, 2573), (1245, 2077)]