17415891

素因数分解:

$3^4\times {\mathrm{127}}^1\times {\mathrm{1693}}^1$

素因数の和:1832

約数の個数: 20

約数和(自身を含む): 26236672

約数和(自身を除く): 8820781

約数列:

[1, 3, 9, 27, 81, 127, 381, 1143, 1693, 3429, 5079, 10287, 15237, 45711, 137133, 215011, 645033, 1935099, 5805297, 17415891]

約数ペア:

[(1, 17415891), (3, 5805297), (9, 1935099), (27, 645033), (81, 215011), (127, 137133), (381, 45711), (1143, 15237), (1693, 10287), (3429, 5079)]