200780503

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{223}}^1\times {\mathrm{1063}}^1$

素因数の和:1315

約数の個数: 24

約数和(自身を含む): 253589504

約数和(自身を除く): 52809001

約数列:

[1, 7, 11, 77, 121, 223, 847, 1063, 1561, 2453, 7441, 11693, 17171, 26983, 81851, 128623, 188881, 237049, 900361, 1659343, 2607539, 18252773, 28682929, 200780503]

約数ペア:

[(1, 200780503), (7, 28682929), (11, 18252773), (77, 2607539), (121, 1659343), (223, 900361), (847, 237049), (1063, 188881), (1561, 128623), (2453, 81851), (7441, 26983), (11693, 17171)]