12985785

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2237}}^1$

素因数の和:2294

約数の個数: 32

約数和(自身を含む): 23633280

約数和(自身を除く): 10647495

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 2237, 5805, 6711, 11185, 20133, 33555, 60399, 96191, 100665, 288573, 301995, 480955, 865719, 1442865, 2597157, 4328595, 12985785]

約数ペア:

[(1, 12985785), (3, 4328595), (5, 2597157), (9, 1442865), (15, 865719), (27, 480955), (43, 301995), (45, 288573), (129, 100665), (135, 96191), (215, 60399), (387, 33555), (645, 20133), (1161, 11185), (1935, 6711), (2237, 5805)]