69173091

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{37}}^1$

素因数の和:133

約数の個数: 72

約数和(自身を含む): 120476720

約数和(自身を除く): 51303629

約数列:

[1, 3, 9, 13, 19, 29, 37, 39, 57, 87, 111, 117, 171, 247, 261, 333, 377, 481, 551, 703, 741, 841, 1073, 1131, 1443, 1653, 2109, 2223, 2523, 3219, 3393, 4329, 4959, 6327, 7163, 7569, 9139, 9657, 10933, 13949, 15979, 20387, 21489, 27417, 31117, 32799, 41847, 47937, 61161, 64467, 82251, 93351, 98397, 125541, 143811, 183483, 207727, 265031, 280053, 404521, 591223, 623181, 795093, 1213563, 1773669, 1869543, 2385279, 3640689, 5321007, 7685899, 23057697, 69173091]

約数ペア:

[(1, 69173091), (3, 23057697), (9, 7685899), (13, 5321007), (19, 3640689), (29, 2385279), (37, 1869543), (39, 1773669), (57, 1213563), (87, 795093), (111, 623181), (117, 591223), (171, 404521), (247, 280053), (261, 265031), (333, 207727), (377, 183483), (481, 143811), (551, 125541), (703, 98397), (741, 93351), (841, 82251), (1073, 64467), (1131, 61161), (1443, 47937), (1653, 41847), (2109, 32799), (2223, 31117), (2523, 27417), (3219, 21489), (3393, 20387), (4329, 15979), (4959, 13949), (6327, 10933), (7163, 9657), (7569, 9139)]