207776081457

素因数分解:

$3^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{229}}^1\times {\mathrm{23117}}^1$

素因数の和:23455

約数の個数: 72

約数和(自身を含む): 354600066600

約数和(自身を除く): 146823985143

約数列:

[1, 3, 7, 9, 21, 49, 63, 89, 147, 229, 267, 441, 623, 687, 801, 1603, 1869, 2061, 4361, 4809, 5607, 11221, 13083, 14427, 20381, 23117, 33663, 39249, 61143, 69351, 100989, 142667, 161819, 183429, 208053, 428001, 485457, 998669, 1132733, 1284003, 1456371, 2057413, 2996007, 3398199, 5293793, 6172239, 8988021, 10194597, 14401891, 15881379, 18516717, 37056551, 43205673, 47644137, 100813237, 111169653, 129617019, 259395857, 302439711, 333508959, 471147577, 778187571, 907319133, 1413442731, 2334562713, 3298033039, 4240328193, 9894099117, 23086231273, 29682297351, 69258693819, 207776081457]

約数ペア:

[(1, 207776081457), (3, 69258693819), (7, 29682297351), (9, 23086231273), (21, 9894099117), (49, 4240328193), (63, 3298033039), (89, 2334562713), (147, 1413442731), (229, 907319133), (267, 778187571), (441, 471147577), (623, 333508959), (687, 302439711), (801, 259395857), (1603, 129617019), (1869, 111169653), (2061, 100813237), (4361, 47644137), (4809, 43205673), (5607, 37056551), (11221, 18516717), (13083, 15881379), (14427, 14401891), (20381, 10194597), (23117, 8988021), (33663, 6172239), (39249, 5293793), (61143, 3398199), (69351, 2996007), (100989, 2057413), (142667, 1456371), (161819, 1284003), (183429, 1132733), (208053, 998669), (428001, 485457)]