248980473

素因数分解:

$3^6\times 7^1\times {\mathrm{97}}^1\times {\mathrm{503}}^1$

素因数の和:625

約数の個数: 56

約数和(自身を含む): 431883648

約数和(自身を除く): 182903175

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 97, 189, 243, 291, 503, 567, 679, 729, 873, 1509, 1701, 2037, 2619, 3521, 4527, 5103, 6111, 7857, 10563, 13581, 18333, 23571, 31689, 40743, 48791, 54999, 70713, 95067, 122229, 146373, 164997, 285201, 341537, 366687, 439119, 494991, 855603, 1024611, 1317357, 2566809, 3073833, 3952071, 9221499, 11856213, 27664497, 35568639, 82993491, 248980473]

約数ペア:

[(1, 248980473), (3, 82993491), (7, 35568639), (9, 27664497), (21, 11856213), (27, 9221499), (63, 3952071), (81, 3073833), (97, 2566809), (189, 1317357), (243, 1024611), (291, 855603), (503, 494991), (567, 439119), (679, 366687), (729, 341537), (873, 285201), (1509, 164997), (1701, 146373), (2037, 122229), (2619, 95067), (3521, 70713), (4527, 54999), (5103, 48791), (6111, 40743), (7857, 31689), (10563, 23571), (13581, 18333)]