1895967

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:364

約数の個数: 20

約数和(自身を含む): 2874960

約数和(自身を除く): 978993

約数列:

[1, 3, 9, 27, 81, 89, 263, 267, 789, 801, 2367, 2403, 7101, 7209, 21303, 23407, 70221, 210663, 631989, 1895967]

約数ペア:

[(1, 1895967), (3, 631989), (9, 210663), (27, 70221), (81, 23407), (89, 21303), (263, 7209), (267, 7101), (789, 2403), (801, 2367)]