57389985

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:287

約数の個数: 64

約数和(自身を含む): 107308800

約数和(自身を除く): 49918815

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 107, 135, 137, 145, 261, 321, 411, 435, 535, 685, 783, 963, 1233, 1305, 1605, 2055, 2889, 3103, 3699, 3915, 3973, 4815, 6165, 9309, 11919, 14445, 14659, 15515, 18495, 19865, 27927, 35757, 43977, 46545, 59595, 73295, 83781, 107271, 131931, 139635, 178785, 219885, 395793, 418905, 425111, 536355, 659655, 1275333, 1978965, 2125555, 3825999, 6376665, 11477997, 19129995, 57389985]

約数ペア:

[(1, 57389985), (3, 19129995), (5, 11477997), (9, 6376665), (15, 3825999), (27, 2125555), (29, 1978965), (45, 1275333), (87, 659655), (107, 536355), (135, 425111), (137, 418905), (145, 395793), (261, 219885), (321, 178785), (411, 139635), (435, 131931), (535, 107271), (685, 83781), (783, 73295), (963, 59595), (1233, 46545), (1305, 43977), (1605, 35757), (2055, 27927), (2889, 19865), (3103, 18495), (3699, 15515), (3915, 14659), (3973, 14445), (4815, 11919), (6165, 9309)]