1971753729

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1783}}^1$

素因数の和:1898

約数の個数: 64

約数和(自身を含む): 3156738048

約数和(自身を除く): 1184984319

約数列:

[1, 3, 11, 23, 31, 33, 47, 69, 93, 141, 253, 341, 517, 713, 759, 1023, 1081, 1457, 1551, 1783, 2139, 3243, 4371, 5349, 7843, 11891, 16027, 19613, 23529, 33511, 35673, 41009, 48081, 55273, 58839, 83801, 100533, 123027, 165819, 251403, 368621, 451099, 608003, 921811, 1105863, 1271279, 1353297, 1824009, 1927423, 2597831, 2765433, 3813837, 5782269, 7793493, 13984069, 21201653, 28576141, 41952207, 59750113, 63604959, 85728423, 179250339, 657251243, 1971753729]

約数ペア:

[(1, 1971753729), (3, 657251243), (11, 179250339), (23, 85728423), (31, 63604959), (33, 59750113), (47, 41952207), (69, 28576141), (93, 21201653), (141, 13984069), (253, 7793493), (341, 5782269), (517, 3813837), (713, 2765433), (759, 2597831), (1023, 1927423), (1081, 1824009), (1457, 1353297), (1551, 1271279), (1783, 1105863), (2139, 921811), (3243, 608003), (4371, 451099), (5349, 368621), (7843, 251403), (11891, 165819), (16027, 123027), (19613, 100533), (23529, 83801), (33511, 58839), (35673, 55273), (41009, 48081)]