2990385

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1303}}^1$

素因数の和:1334

約数の個数: 32

約数和(自身を含む): 5633280

約数和(自身を除く): 2642895

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 1303, 2295, 3909, 6515, 11727, 19545, 22151, 35181, 58635, 66453, 110755, 175905, 199359, 332265, 598077, 996795, 2990385]

約数ペア:

[(1, 2990385), (3, 996795), (5, 598077), (9, 332265), (15, 199359), (17, 175905), (27, 110755), (45, 66453), (51, 58635), (85, 35181), (135, 22151), (153, 19545), (255, 11727), (459, 6515), (765, 3909), (1303, 2295)]