488386989

素因数分解:

$3^6\times {\mathrm{31}}^1\times {\mathrm{21611}}^1$

素因数の和:21660

約数の個数: 28

約数和(自身を含む): 755901312

約数和(自身を除く): 267514323

約数列:

[1, 3, 9, 27, 31, 81, 93, 243, 279, 729, 837, 2511, 7533, 21611, 22599, 64833, 194499, 583497, 669941, 1750491, 2009823, 5251473, 6029469, 15754419, 18088407, 54265221, 162795663, 488386989]

約数ペア:

[(1, 488386989), (3, 162795663), (9, 54265221), (27, 18088407), (31, 15754419), (81, 6029469), (93, 5251473), (243, 2009823), (279, 1750491), (729, 669941), (837, 583497), (2511, 194499), (7533, 64833), (21611, 22599)]