1420492801

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{487}}^1$

素因数の和:774

約数の個数: 48

約数和(自身を含む): 1884812160

約数和(自身を除く): 464319359

約数列:

[1, 7, 13, 19, 49, 91, 133, 241, 247, 487, 637, 931, 1687, 1729, 3133, 3409, 4579, 6331, 9253, 11809, 12103, 21931, 23863, 32053, 44317, 59527, 64771, 117367, 120289, 153517, 224371, 310219, 416689, 453397, 821569, 842023, 1525771, 2229973, 2916823, 5750983, 5894161, 10680397, 15609811, 28989649, 74762779, 109268677, 202927543, 1420492801]

約数ペア:

[(1, 1420492801), (7, 202927543), (13, 109268677), (19, 74762779), (49, 28989649), (91, 15609811), (133, 10680397), (241, 5894161), (247, 5750983), (487, 2916823), (637, 2229973), (931, 1525771), (1687, 842023), (1729, 821569), (3133, 453397), (3409, 416689), (4579, 310219), (6331, 224371), (9253, 153517), (11809, 120289), (12103, 117367), (21931, 64771), (23863, 59527), (32053, 44317)]