203400879

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 310670976

約数和(自身を除く): 107270097

約数列:

[1, 3, 11, 33, 43, 83, 121, 129, 157, 249, 363, 471, 473, 913, 1419, 1727, 2739, 3569, 5181, 5203, 6751, 10043, 10707, 13031, 15609, 18997, 20253, 30129, 39093, 39259, 56991, 74261, 117777, 143341, 222783, 430023, 431849, 560333, 816871, 1295547, 1576751, 1680999, 2450613, 4730253, 6163663, 18490989, 67800293, 203400879]

約数ペア:

[(1, 203400879), (3, 67800293), (11, 18490989), (33, 6163663), (43, 4730253), (83, 2450613), (121, 1680999), (129, 1576751), (157, 1295547), (249, 816871), (363, 560333), (471, 431849), (473, 430023), (913, 222783), (1419, 143341), (1727, 117777), (2739, 74261), (3569, 56991), (5181, 39259), (5203, 39093), (6751, 30129), (10043, 20253), (10707, 18997), (13031, 15609)]