128875418

素因数分解:

$2^1\times 7^1\times {\mathrm{1423}}^1\times {\mathrm{6469}}^1$

素因数の和:7901

約数の個数: 16

約数和(自身を含む): 221118720

約数和(自身を除く): 92243302

約数列:

[1, 2, 7, 14, 1423, 2846, 6469, 9961, 12938, 19922, 45283, 90566, 9205387, 18410774, 64437709, 128875418]

約数ペア:

[(1, 128875418), (2, 64437709), (7, 18410774), (14, 9205387), (1423, 90566), (2846, 45283), (6469, 19922), (9961, 12938)]