253673217

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{673}}^1$

素因数の和:910

約数の個数: 48

約数和(自身を含む): 435155968

約数和(自身を除く): 181482751

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 193, 217, 279, 579, 651, 673, 1351, 1737, 1953, 2019, 4053, 4711, 5983, 6057, 12159, 14133, 17949, 20863, 41881, 42399, 53847, 62589, 125643, 129889, 146041, 187767, 376929, 389667, 438123, 909223, 1169001, 1314369, 2727669, 4026559, 8183007, 12079677, 28185913, 36239031, 84557739, 253673217]

約数ペア:

[(1, 253673217), (3, 84557739), (7, 36239031), (9, 28185913), (21, 12079677), (31, 8183007), (63, 4026559), (93, 2727669), (193, 1314369), (217, 1169001), (279, 909223), (579, 438123), (651, 389667), (673, 376929), (1351, 187767), (1737, 146041), (1953, 129889), (2019, 125643), (4053, 62589), (4711, 53847), (5983, 42399), (6057, 41881), (12159, 20863), (14133, 17949)]