6665247

素因数分解:

$3^6\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:282

約数の個数: 28

約数和(自身を含む): 10282944

約数和(自身を除く): 3617697

約数列:

[1, 3, 9, 27, 41, 81, 123, 223, 243, 369, 669, 729, 1107, 2007, 3321, 6021, 9143, 9963, 18063, 27429, 29889, 54189, 82287, 162567, 246861, 740583, 2221749, 6665247]

約数ペア:

[(1, 6665247), (3, 2221749), (9, 740583), (27, 246861), (41, 162567), (81, 82287), (123, 54189), (223, 29889), (243, 27429), (369, 18063), (669, 9963), (729, 9143), (1107, 6021), (2007, 3321)]