128286505

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{701}}^1\times {\mathrm{2153}}^1$

素因数の和:2876

約数の個数: 16

約数和(自身を含む): 163307664

約数和(自身を除く): 35021159

約数列:

[1, 5, 17, 85, 701, 2153, 3505, 10765, 11917, 36601, 59585, 183005, 1509253, 7546265, 25657301, 128286505]

約数ペア:

[(1, 128286505), (5, 25657301), (17, 7546265), (85, 1509253), (701, 183005), (2153, 59585), (3505, 36601), (10765, 11917)]