9886789

素因数分解:

${\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{809}}^1$

素因数の和:932

約数の個数: 12

約数和(自身を含む): 10988460

約数和(自身を除く): 1101671

約数列:

[1, 11, 101, 121, 809, 1111, 8899, 12221, 81709, 97889, 898799, 9886789]

約数ペア:

[(1, 9886789), (11, 898799), (101, 97889), (121, 81709), (809, 12221), (1111, 8899)]