66821475

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7487}}^1$

素因数の和:7524

約数の個数: 48

約数和(自身を含む): 133705728

約数和(自身を除く): 66884253

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 75, 85, 105, 119, 175, 255, 357, 425, 525, 595, 1275, 1785, 2975, 7487, 8925, 22461, 37435, 52409, 112305, 127279, 157227, 187175, 262045, 381837, 561525, 636395, 786135, 890953, 1310225, 1909185, 2672859, 3181975, 3930675, 4454765, 9545925, 13364295, 22273825, 66821475]

約数ペア:

[(1, 66821475), (3, 22273825), (5, 13364295), (7, 9545925), (15, 4454765), (17, 3930675), (21, 3181975), (25, 2672859), (35, 1909185), (51, 1310225), (75, 890953), (85, 786135), (105, 636395), (119, 561525), (175, 381837), (255, 262045), (357, 187175), (425, 157227), (525, 127279), (595, 112305), (1275, 52409), (1785, 37435), (2975, 22461), (7487, 8925)]