20091331017

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{43771963}}^1$

素因数の和:43771989

約数の個数: 16

約数和(自身を含む): 31515814080

約数和(自身を除く): 11424483063

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 43771963, 131315889, 393947667, 744123371, 1181843001, 2232370113, 6697110339, 20091331017]

約数ペア:

[(1, 20091331017), (3, 6697110339), (9, 2232370113), (17, 1181843001), (27, 744123371), (51, 393947667), (153, 131315889), (459, 43771963)]