128528870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{443203}}^1$

素因数の和:443239

約数の個数: 16

約数和(自身を含む): 239330160

約数和(自身を除く): 110801290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 443203, 886406, 2216015, 4432030, 12852887, 25705774, 64264435, 128528870]

約数ペア:

[(1, 128528870), (2, 64264435), (5, 25705774), (10, 12852887), (29, 4432030), (58, 2216015), (145, 886406), (290, 443203)]