66656439

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{48407}}^1$

素因数の和:48436

約数の個数: 20

約数和(自身を含む): 105432624

約数和(自身を除く): 38776185

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 48407, 145221, 435663, 822919, 1306989, 2468757, 3920967, 7406271, 22218813, 66656439]

約数ペア:

[(1, 66656439), (3, 22218813), (9, 7406271), (17, 3920967), (27, 2468757), (51, 1306989), (81, 822919), (153, 435663), (459, 145221), (1377, 48407)]