12945135

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:184

約数の個数: 64

約数和(自身を含む): 25288704

約数和(自身を除く): 12343569

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 41, 93, 97, 105, 123, 155, 205, 217, 287, 291, 465, 485, 615, 651, 679, 861, 1085, 1271, 1435, 1455, 2037, 3007, 3255, 3395, 3813, 3977, 4305, 6355, 8897, 9021, 10185, 11931, 15035, 19065, 19885, 21049, 26691, 27839, 44485, 45105, 59655, 63147, 83517, 105245, 123287, 133455, 139195, 315735, 369861, 417585, 616435, 863009, 1849305, 2589027, 4315045, 12945135]

約数ペア:

[(1, 12945135), (3, 4315045), (5, 2589027), (7, 1849305), (15, 863009), (21, 616435), (31, 417585), (35, 369861), (41, 315735), (93, 139195), (97, 133455), (105, 123287), (123, 105245), (155, 83517), (205, 63147), (217, 59655), (287, 45105), (291, 44485), (465, 27839), (485, 26691), (615, 21049), (651, 19885), (679, 19065), (861, 15035), (1085, 11931), (1271, 10185), (1435, 9021), (1455, 8897), (2037, 6355), (3007, 4305), (3255, 3977), (3395, 3813)]