71609865

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{16519}}^1$

素因数の和:16561

約数の個数: 24

約数和(自身を含む): 121719360

約数和(自身を除く): 50109495

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 4335, 16519, 49557, 82595, 247785, 280823, 842469, 1404115, 4212345, 4773991, 14321973, 23869955, 71609865]

約数ペア:

[(1, 71609865), (3, 23869955), (5, 14321973), (15, 4773991), (17, 4212345), (51, 1404115), (85, 842469), (255, 280823), (289, 247785), (867, 82595), (1445, 49557), (4335, 16519)]