208570995

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{35381}}^1$

素因数の和:35523

約数の個数: 24

約数和(自身を含む): 364293072

約数和(自身を除く): 155722077

約数列:

[1, 3, 5, 9, 15, 45, 131, 393, 655, 1179, 1965, 5895, 35381, 106143, 176905, 318429, 530715, 1592145, 4634911, 13904733, 23174555, 41714199, 69523665, 208570995]

約数ペア:

[(1, 208570995), (3, 69523665), (5, 41714199), (9, 23174555), (15, 13904733), (45, 4634911), (131, 1592145), (393, 530715), (655, 318429), (1179, 176905), (1965, 106143), (5895, 35381)]