321738345

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{140191}}^1$

素因数の和:140222

約数の個数: 32

約数和(自身を含む): 605629440

約数和(自身を除く): 283891095

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 140191, 420573, 700955, 1261719, 2102865, 2383247, 3785157, 6308595, 7149741, 11916235, 18925785, 21449223, 35748705, 64347669, 107246115, 321738345]

約数ペア:

[(1, 321738345), (3, 107246115), (5, 64347669), (9, 35748705), (15, 21449223), (17, 18925785), (27, 11916235), (45, 7149741), (51, 6308595), (85, 3785157), (135, 2383247), (153, 2102865), (255, 1261719), (459, 700955), (765, 420573), (2295, 140191)]