66728145

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23789}}^1$

素因数の和:23825

約数の個数: 32

約数和(自身を含む): 123327360

約数和(自身を除く): 56599215

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 23789, 71367, 118945, 261679, 356835, 404413, 785037, 1213239, 1308395, 2022065, 3925185, 4448543, 6066195, 13345629, 22242715, 66728145]

約数ペア:

[(1, 66728145), (3, 22242715), (5, 13345629), (11, 6066195), (15, 4448543), (17, 3925185), (33, 2022065), (51, 1308395), (55, 1213239), (85, 785037), (165, 404413), (187, 356835), (255, 261679), (561, 118945), (935, 71367), (2805, 23789)]