39681495

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{13997}}^1$

素因数の和:14021

約数の個数: 40

約数和(自身を含む): 81300384

約数和(自身を除く): 41618889

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 13997, 41991, 69985, 97979, 125973, 209955, 293937, 377919, 489895, 629865, 881811, 1133757, 1469685, 1889595, 2645433, 4409055, 5668785, 7936299, 13227165, 39681495]

約数ペア:

[(1, 39681495), (3, 13227165), (5, 7936299), (7, 5668785), (9, 4409055), (15, 2645433), (21, 1889595), (27, 1469685), (35, 1133757), (45, 881811), (63, 629865), (81, 489895), (105, 377919), (135, 293937), (189, 209955), (315, 125973), (405, 97979), (567, 69985), (945, 41991), (2835, 13997)]