1245255865

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{4211}}^1$

素因数の和:4318

約数の個数: 48

約数和(自身を含む): 1866893184

約数和(自身を除く): 621637319

約数列:

[1, 5, 7, 17, 35, 49, 71, 85, 119, 245, 355, 497, 595, 833, 1207, 2485, 3479, 4165, 4211, 6035, 8449, 17395, 21055, 29477, 42245, 59143, 71587, 147385, 206339, 295715, 298981, 357935, 501109, 1031695, 1494905, 2092867, 2505545, 3507763, 5082677, 10464335, 14650069, 17538815, 25413385, 35578739, 73250345, 177893695, 249051173, 1245255865]

約数ペア:

[(1, 1245255865), (5, 249051173), (7, 177893695), (17, 73250345), (35, 35578739), (49, 25413385), (71, 17538815), (85, 14650069), (119, 10464335), (245, 5082677), (355, 3507763), (497, 2505545), (595, 2092867), (833, 1494905), (1207, 1031695), (2485, 501109), (3479, 357935), (4165, 298981), (4211, 295715), (6035, 206339), (8449, 147385), (17395, 71587), (21055, 59143), (29477, 42245)]