201909969

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{439891}}^1$

素因数の和:439917

約数の個数: 16

約数和(自身を含む): 316722240

約数和(自身を除く): 114812271

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 439891, 1319673, 3959019, 7478147, 11877057, 22434441, 67303323, 201909969]

約数ペア:

[(1, 201909969), (3, 67303323), (9, 22434441), (17, 11877057), (27, 7478147), (51, 3959019), (153, 1319673), (459, 439891)]