51289623

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:237

約数の個数: 72

約数和(自身を含む): 95855760

約数和(自身を除く): 44566137

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 97, 99, 109, 147, 231, 291, 327, 441, 539, 679, 693, 763, 873, 981, 1067, 1199, 1617, 2037, 2289, 3201, 3597, 4753, 4851, 5341, 6111, 6867, 7469, 8393, 9603, 10573, 10791, 14259, 16023, 22407, 25179, 31719, 42777, 48069, 52283, 58751, 67221, 74011, 75537, 95157, 116303, 156849, 176253, 222033, 348909, 470547, 518077, 528759, 666099, 814121, 1046727, 1554231, 2442363, 4662693, 5698847, 7327089, 17096541, 51289623]

約数ペア:

[(1, 51289623), (3, 17096541), (7, 7327089), (9, 5698847), (11, 4662693), (21, 2442363), (33, 1554231), (49, 1046727), (63, 814121), (77, 666099), (97, 528759), (99, 518077), (109, 470547), (147, 348909), (231, 222033), (291, 176253), (327, 156849), (441, 116303), (539, 95157), (679, 75537), (693, 74011), (763, 67221), (873, 58751), (981, 52283), (1067, 48069), (1199, 42777), (1617, 31719), (2037, 25179), (2289, 22407), (3201, 16023), (3597, 14259), (4753, 10791), (4851, 10573), (5341, 9603), (6111, 8393), (6867, 7469)]