159403881

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:470

約数の個数: 64

約数和(自身を含む): 275652608

約数和(自身を除く): 116248727

約数列:

[1, 3, 7, 13, 21, 37, 39, 43, 91, 111, 129, 259, 273, 301, 367, 481, 559, 777, 903, 1101, 1443, 1591, 1677, 2569, 3367, 3913, 4771, 4773, 7707, 10101, 11137, 11739, 13579, 14313, 15781, 20683, 33397, 33411, 40737, 47343, 62049, 95053, 100191, 110467, 144781, 176527, 205153, 285159, 331401, 434343, 529581, 583897, 615459, 1235689, 1436071, 1751691, 3707067, 4087279, 4308213, 7590661, 12261837, 22771983, 53134627, 159403881]

約数ペア:

[(1, 159403881), (3, 53134627), (7, 22771983), (13, 12261837), (21, 7590661), (37, 4308213), (39, 4087279), (43, 3707067), (91, 1751691), (111, 1436071), (129, 1235689), (259, 615459), (273, 583897), (301, 529581), (367, 434343), (481, 331401), (559, 285159), (777, 205153), (903, 176527), (1101, 144781), (1443, 110467), (1591, 100191), (1677, 95053), (2569, 62049), (3367, 47343), (3913, 40737), (4771, 33411), (4773, 33397), (7707, 20683), (10101, 15781), (11137, 14313), (11739, 13579)]