69808239

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{26839}}^1$

素因数の和:26879

約数の個数: 18

約数和(自身を含む): 107118440

約数和(自身を除く): 37310201

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 26839, 80517, 241551, 456263, 1368789, 4106367, 7756471, 23269413, 69808239]

約数ペア:

[(1, 69808239), (3, 23269413), (9, 7756471), (17, 4106367), (51, 1368789), (153, 456263), (289, 241551), (867, 80517), (2601, 26839)]