71438612

素因数分解:

$2^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{12821}}^1$

素因数の和:13031

約数の個数: 24

約数和(自身を含む): 143606400

約数和(自身を除く): 72167788

約数列:

[1, 2, 4, 7, 14, 28, 199, 398, 796, 1393, 2786, 5572, 12821, 25642, 51284, 89747, 179494, 358988, 2551379, 5102758, 10205516, 17859653, 35719306, 71438612]

約数ペア:

[(1, 71438612), (2, 35719306), (4, 17859653), (7, 10205516), (14, 5102758), (28, 2551379), (199, 358988), (398, 179494), (796, 89747), (1393, 51284), (2786, 25642), (5572, 12821)]