257548885

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{613}}^1\times {\mathrm{7639}}^1$

素因数の和:8268

約数の個数: 16

約数和(自身を含む): 337749120

約数和(自身を除く): 80200235

約数列:

[1, 5, 11, 55, 613, 3065, 6743, 7639, 33715, 38195, 84029, 420145, 4682707, 23413535, 51509777, 257548885]

約数ペア:

[(1, 257548885), (5, 51509777), (11, 23413535), (55, 4682707), (613, 420145), (3065, 84029), (6743, 38195), (7639, 33715)]