128234015

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{281833}}^1$

素因数の和:281858

約数の個数: 16

約数和(自身を含む): 189392448

約数和(自身を除く): 61158433

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 281833, 1409165, 1972831, 3663829, 9864155, 18319145, 25646803, 128234015]

約数ペア:

[(1, 128234015), (5, 25646803), (7, 18319145), (13, 9864155), (35, 3663829), (65, 1972831), (91, 1409165), (455, 281833)]