40642413

素因数分解:

$3^1\times 7^3\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:462

約数の個数: 32

約数和(自身を含む): 63897600

約数和(自身を除く): 23255187

約数列:

[1, 3, 7, 21, 49, 127, 147, 311, 343, 381, 889, 933, 1029, 2177, 2667, 6223, 6531, 15239, 18669, 39497, 43561, 45717, 106673, 118491, 130683, 276479, 320019, 829437, 1935353, 5806059, 13547471, 40642413]

約数ペア:

[(1, 40642413), (3, 13547471), (7, 5806059), (21, 1935353), (49, 829437), (127, 320019), (147, 276479), (311, 130683), (343, 118491), (381, 106673), (889, 45717), (933, 43561), (1029, 39497), (2177, 18669), (2667, 15239), (6223, 6531)]