9991275

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19031}}^1$

素因数の和:19051

約数の個数: 24

約数和(自身を含む): 18879744

約数和(自身を除く): 8888469

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 19031, 57093, 95155, 133217, 285465, 399651, 475775, 666085, 1427325, 1998255, 3330425, 9991275]

約数ペア:

[(1, 9991275), (3, 3330425), (5, 1998255), (7, 1427325), (15, 666085), (21, 475775), (25, 399651), (35, 285465), (75, 133217), (105, 95155), (175, 57093), (525, 19031)]