12393425

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{241}}^1$

素因数の和:290

約数の個数: 36

約数和(自身を含む): 17959788

約数和(自身を除く): 5566363

約数列:

[1, 5, 11, 17, 25, 55, 85, 121, 187, 241, 275, 425, 605, 935, 1205, 2057, 2651, 3025, 4097, 4675, 6025, 10285, 13255, 20485, 29161, 45067, 51425, 66275, 102425, 145805, 225335, 495737, 729025, 1126675, 2478685, 12393425]

約数ペア:

[(1, 12393425), (5, 2478685), (11, 1126675), (17, 729025), (25, 495737), (55, 225335), (85, 145805), (121, 102425), (187, 66275), (241, 51425), (275, 45067), (425, 29161), (605, 20485), (935, 13255), (1205, 10285), (2057, 6025), (2651, 4675), (3025, 4097)]