2789883

素因数分解:

$3^6\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:150

約数の個数: 28

約数和(自身を含む): 4328280

約数和(自身を除く): 1538397

約数列:

[1, 3, 9, 27, 43, 81, 89, 129, 243, 267, 387, 729, 801, 1161, 2403, 3483, 3827, 7209, 10449, 11481, 21627, 31347, 34443, 64881, 103329, 309987, 929961, 2789883]

約数ペア:

[(1, 2789883), (3, 929961), (9, 309987), (27, 103329), (43, 64881), (81, 34443), (89, 31347), (129, 21627), (243, 11481), (267, 10449), (387, 7209), (729, 3827), (801, 3483), (1161, 2403)]