1689633981

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{433}}^1\times {\mathrm{2693}}^1$

素因数の和:3162

約数の個数: 48

約数和(自身を含む): 2918313216

約数和(自身を除く): 1228679235

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 433, 483, 1299, 1449, 2693, 3031, 3897, 8079, 9093, 9959, 18851, 24237, 27279, 29877, 56553, 61939, 69713, 89631, 169659, 185817, 209139, 433573, 557451, 627417, 1166069, 1300719, 3498207, 3902157, 8162483, 10494621, 24487449, 26819587, 73462347, 80458761, 187737109, 241376283, 563211327, 1689633981]

約数ペア:

[(1, 1689633981), (3, 563211327), (7, 241376283), (9, 187737109), (21, 80458761), (23, 73462347), (63, 26819587), (69, 24487449), (161, 10494621), (207, 8162483), (433, 3902157), (483, 3498207), (1299, 1300719), (1449, 1166069), (2693, 627417), (3031, 557451), (3897, 433573), (8079, 209139), (9093, 185817), (9959, 169659), (18851, 89631), (24237, 69713), (27279, 61939), (29877, 56553)]