66224871

素因数分解:

$3^4\times {\mathrm{409}}^1\times {\mathrm{1999}}^1$

素因数の和:2420

約数の個数: 20

約数和(自身を含む): 99220000

約数和(自身を除く): 32995129

約数列:

[1, 3, 9, 27, 81, 409, 1227, 1999, 3681, 5997, 11043, 17991, 33129, 53973, 161919, 817591, 2452773, 7358319, 22074957, 66224871]

約数ペア:

[(1, 66224871), (3, 22074957), (9, 7358319), (27, 2452773), (81, 817591), (409, 161919), (1227, 53973), (1999, 33129), (3681, 17991), (5997, 11043)]