128392011

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{117899}}^1$

素因数の和:117927

約数の個数: 18

約数和(自身を含む): 203849100

約数和(自身を除く): 75457089

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 117899, 353697, 1061091, 1296889, 3890667, 11672001, 14265779, 42797337, 128392011]

約数ペア:

[(1, 128392011), (3, 42797337), (9, 14265779), (11, 11672001), (33, 3890667), (99, 1296889), (121, 1061091), (363, 353697), (1089, 117899)]