138653648

素因数分解:

$2^4\times 7^1\times {\mathrm{199}}^1\times {\mathrm{6221}}^1$

素因数の和:6435

約数の個数: 40

約数和(自身を含む): 308611200

約数和(自身を除く): 169957552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 199, 398, 796, 1393, 1592, 2786, 3184, 5572, 6221, 11144, 12442, 22288, 24884, 43547, 49768, 87094, 99536, 174188, 348376, 696752, 1237979, 2475958, 4951916, 8665853, 9903832, 17331706, 19807664, 34663412, 69326824, 138653648]

約数ペア:

[(1, 138653648), (2, 69326824), (4, 34663412), (7, 19807664), (8, 17331706), (14, 9903832), (16, 8665853), (28, 4951916), (56, 2475958), (112, 1237979), (199, 696752), (398, 348376), (796, 174188), (1393, 99536), (1592, 87094), (2786, 49768), (3184, 43547), (5572, 24884), (6221, 22288), (11144, 12442)]