1281521493

素因数分解:

$3^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8101}}^1$

素因数の和:8157

約数の個数: 56

約数和(自身を含む): 2267004416

約数和(自身を除く): 985482923

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 189, 217, 243, 279, 567, 651, 729, 837, 1701, 1953, 2511, 5103, 5859, 7533, 8101, 17577, 22599, 24303, 52731, 56707, 72909, 158193, 170121, 218727, 251131, 510363, 656181, 753393, 1531089, 1757917, 1968543, 2260179, 4593267, 5273751, 5905629, 6780537, 13779801, 15821253, 20341611, 41339403, 47463759, 61024833, 142391277, 183074499, 427173831, 1281521493]

約数ペア:

[(1, 1281521493), (3, 427173831), (7, 183074499), (9, 142391277), (21, 61024833), (27, 47463759), (31, 41339403), (63, 20341611), (81, 15821253), (93, 13779801), (189, 6780537), (217, 5905629), (243, 5273751), (279, 4593267), (567, 2260179), (651, 1968543), (729, 1757917), (837, 1531089), (1701, 753393), (1953, 656181), (2511, 510363), (5103, 251131), (5859, 218727), (7533, 170121), (8101, 158193), (17577, 72909), (22599, 56707), (24303, 52731)]