128170119

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{554849}}^1$

素因数の和:554870

約数の個数: 16

約数和(自身を含む): 213062400

約数和(自身を除く): 84892281

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 554849, 1664547, 3883943, 6103339, 11651829, 18310017, 42723373, 128170119]

約数ペア:

[(1, 128170119), (3, 42723373), (7, 18310017), (11, 11651829), (21, 6103339), (33, 3883943), (77, 1664547), (231, 554849)]