81490299

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{145259}}^1$

素因数の和:145290

約数の個数: 16

約数和(自身を含む): 125504640

約数和(自身を除く): 44014341

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 145259, 435777, 1597849, 2469403, 4793547, 7408209, 27163433, 81490299]

約数ペア:

[(1, 81490299), (3, 27163433), (11, 7408209), (17, 4793547), (33, 2469403), (51, 1597849), (187, 435777), (561, 145259)]