220176945

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{287813}}^1$

素因数の和:287841

約数の個数: 24

約数和(自身を含む): 404090856

約数和(自身を除く): 183913911

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 287813, 863439, 1439065, 2590317, 4317195, 4892821, 12951585, 14678463, 24464105, 44035389, 73392315, 220176945]

約数ペア:

[(1, 220176945), (3, 73392315), (5, 44035389), (9, 24464105), (15, 14678463), (17, 12951585), (45, 4892821), (51, 4317195), (85, 2590317), (153, 1439065), (255, 863439), (765, 287813)]