66486681

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{1327}}^1$

素因数の和:1645

約数の個数: 24

約数和(自身を含む): 101512320

約数和(自身を除く): 35025639

約数列:

[1, 3, 9, 19, 57, 171, 293, 879, 1327, 2637, 3981, 5567, 11943, 16701, 25213, 50103, 75639, 226917, 388811, 1166433, 3499299, 7387409, 22162227, 66486681]

約数ペア:

[(1, 66486681), (3, 22162227), (9, 7387409), (19, 3499299), (57, 1166433), (171, 388811), (293, 226917), (879, 75639), (1327, 50103), (2637, 25213), (3981, 16701), (5567, 11943)]