11891075

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{571}}^1$

素因数の和:612

約数の個数: 36

約数和(自身を含む): 18193032

約数和(自身を除く): 6301957

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 175, 245, 425, 571, 595, 833, 1225, 2855, 2975, 3997, 4165, 9707, 14275, 19985, 20825, 27979, 48535, 67949, 99925, 139895, 242675, 339745, 475643, 699475, 1698725, 2378215, 11891075]

約数ペア:

[(1, 11891075), (5, 2378215), (7, 1698725), (17, 699475), (25, 475643), (35, 339745), (49, 242675), (85, 139895), (119, 99925), (175, 67949), (245, 48535), (425, 27979), (571, 20825), (595, 19985), (833, 14275), (1225, 9707), (2855, 4165), (2975, 3997)]