78515877

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{809}}^1$

素因数の和:1013

約数の個数: 32

約数和(自身を含む): 121772160

約数和(自身を除く): 43256283

約数列:

[1, 3, 11, 17, 33, 51, 173, 187, 519, 561, 809, 1903, 2427, 2941, 5709, 8823, 8899, 13753, 26697, 32351, 41259, 97053, 139957, 151283, 419871, 453849, 1539527, 2379269, 4618581, 7137807, 26171959, 78515877]

約数ペア:

[(1, 78515877), (3, 26171959), (11, 7137807), (17, 4618581), (33, 2379269), (51, 1539527), (173, 453849), (187, 419871), (519, 151283), (561, 139957), (809, 97053), (1903, 41259), (2427, 32351), (2941, 26697), (5709, 13753), (8823, 8899)]