31120155

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{62869}}^1$

素因数の和:62891

約数の個数: 24

約数和(自身を含む): 58846320

約数和(自身を除く): 27726165

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 62869, 188607, 314345, 565821, 691559, 943035, 2074677, 2829105, 3457795, 6224031, 10373385, 31120155]

約数ペア:

[(1, 31120155), (3, 10373385), (5, 6224031), (9, 3457795), (11, 2829105), (15, 2074677), (33, 943035), (45, 691559), (55, 565821), (99, 314345), (165, 188607), (495, 62869)]