2665985

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{211}}^1$

素因数の和:261

約数の個数: 24

約数和(自身を含む): 3877056

約数和(自身を除く): 1211071

約数列:

[1, 5, 7, 19, 35, 95, 133, 211, 361, 665, 1055, 1477, 1805, 2527, 4009, 7385, 12635, 20045, 28063, 76171, 140315, 380855, 533197, 2665985]

約数ペア:

[(1, 2665985), (5, 533197), (7, 380855), (19, 140315), (35, 76171), (95, 28063), (133, 20045), (211, 12635), (361, 7385), (665, 4009), (1055, 2527), (1477, 1805)]