2906805

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 5160960

約数和(自身を除く): 2254155

約数列:

[1, 3, 5, 11, 15, 33, 55, 79, 165, 223, 237, 395, 669, 869, 1115, 1185, 2453, 2607, 3345, 4345, 7359, 12265, 13035, 17617, 36795, 52851, 88085, 193787, 264255, 581361, 968935, 2906805]

約数ペア:

[(1, 2906805), (3, 968935), (5, 581361), (11, 264255), (15, 193787), (33, 88085), (55, 52851), (79, 36795), (165, 17617), (223, 13035), (237, 12265), (395, 7359), (669, 4345), (869, 3345), (1115, 2607), (1185, 2453)]