51282567

素因数分解:

$3^2\times 7^2\times {\mathrm{103}}^1\times {\mathrm{1129}}^1$

素因数の和:1252

約数の個数: 36

約数和(自身を含む): 87082320

約数和(自身を除く): 35799753

約数列:

[1, 3, 7, 9, 21, 49, 63, 103, 147, 309, 441, 721, 927, 1129, 2163, 3387, 5047, 6489, 7903, 10161, 15141, 23709, 45423, 55321, 71127, 116287, 165963, 348861, 497889, 814009, 1046583, 2442027, 5698063, 7326081, 17094189, 51282567]

約数ペア:

[(1, 51282567), (3, 17094189), (7, 7326081), (9, 5698063), (21, 2442027), (49, 1046583), (63, 814009), (103, 497889), (147, 348861), (309, 165963), (441, 116287), (721, 71127), (927, 55321), (1129, 45423), (2163, 23709), (3387, 15141), (5047, 10161), (6489, 7903)]