128396495

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{35129}}^1$

素因数の和:35194

約数の個数: 16

約数和(自身を含む): 166937760

約数和(自身を除く): 38541265

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 35129, 175645, 597193, 1510547, 2985965, 7552735, 25679299, 128396495]

約数ペア:

[(1, 128396495), (5, 25679299), (17, 7552735), (43, 2985965), (85, 1510547), (215, 597193), (731, 175645), (3655, 35129)]