28712813

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{419}}^1$

素因数の和:604

約数の個数: 16

約数和(自身を含む): 31752000

約数和(自身を除く): 3039187

約数列:

[1, 17, 29, 139, 419, 493, 2363, 4031, 7123, 12151, 58241, 68527, 206567, 990097, 1688989, 28712813]

約数ペア:

[(1, 28712813), (17, 1688989), (29, 990097), (139, 206567), (419, 68527), (493, 58241), (2363, 12151), (4031, 7123)]