71811285

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{52609}}^1$

素因数の和:52637

約数の個数: 32

約数和(自身を含む): 141415680

約数和(自身を除く): 69604395

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 52609, 157827, 263045, 368263, 683917, 789135, 1104789, 1841315, 2051751, 3419585, 4787419, 5523945, 10258755, 14362257, 23937095, 71811285]

約数ペア:

[(1, 71811285), (3, 23937095), (5, 14362257), (7, 10258755), (13, 5523945), (15, 4787419), (21, 3419585), (35, 2051751), (39, 1841315), (65, 1104789), (91, 789135), (105, 683917), (195, 368263), (273, 263045), (455, 157827), (1365, 52609)]