1211767557

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1489}}^1$

素因数の和:1794

約数の個数: 64

約数和(自身を含む): 2178785280

約数和(自身を除く): 967017723

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 231, 271, 273, 429, 813, 1001, 1489, 1897, 2981, 3003, 3523, 4467, 5691, 8943, 10423, 10569, 16379, 19357, 20867, 24661, 31269, 38753, 49137, 58071, 62601, 73983, 114653, 116259, 135499, 212927, 271271, 343959, 403519, 406497, 638781, 813813, 1210557, 1490489, 2824633, 4438709, 4471467, 5245747, 8473899, 13316127, 15737241, 31070963, 36720229, 57703217, 93212889, 110160687, 173109651, 403922519, 1211767557]

約数ペア:

[(1, 1211767557), (3, 403922519), (7, 173109651), (11, 110160687), (13, 93212889), (21, 57703217), (33, 36720229), (39, 31070963), (77, 15737241), (91, 13316127), (143, 8473899), (231, 5245747), (271, 4471467), (273, 4438709), (429, 2824633), (813, 1490489), (1001, 1210557), (1489, 813813), (1897, 638781), (2981, 406497), (3003, 403519), (3523, 343959), (4467, 271271), (5691, 212927), (8943, 135499), (10423, 116259), (10569, 114653), (16379, 73983), (19357, 62601), (20867, 58071), (24661, 49137), (31269, 38753)]