13721295

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7687}}^1$

素因数の和:7719

約数の個数: 32

約数和(自身を含む): 26569728

約数和(自身を除く): 12848433

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 7687, 23061, 38435, 53809, 115305, 130679, 161427, 269045, 392037, 653395, 807135, 914753, 1960185, 2744259, 4573765, 13721295]

約数ペア:

[(1, 13721295), (3, 4573765), (5, 2744259), (7, 1960185), (15, 914753), (17, 807135), (21, 653395), (35, 392037), (51, 269045), (85, 161427), (105, 130679), (119, 115305), (255, 53809), (357, 38435), (595, 23061), (1785, 7687)]