2783459781

素因数分解:

$3^6\times {\mathrm{89}}^1\times {\mathrm{42901}}^1$

素因数の和:43008

約数の個数: 28

約数和(自身を含む): 4220269740

約数和(自身を除く): 1436809959

約数列:

[1, 3, 9, 27, 81, 89, 243, 267, 729, 801, 2403, 7209, 21627, 42901, 64881, 128703, 386109, 1158327, 3474981, 3818189, 10424943, 11454567, 31274829, 34363701, 103091103, 309273309, 927819927, 2783459781]

約数ペア:

[(1, 2783459781), (3, 927819927), (9, 309273309), (27, 103091103), (81, 34363701), (89, 31274829), (243, 11454567), (267, 10424943), (729, 3818189), (801, 3474981), (2403, 1158327), (7209, 386109), (21627, 128703), (42901, 64881)]