211345475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{26501}}^1$

素因数の和:26551

約数の個数: 24

約数和(自身を含む): 295762320

約数和(自身を除く): 84416845

約数列:

[1, 5, 11, 25, 29, 55, 145, 275, 319, 725, 1595, 7975, 26501, 132505, 291511, 662525, 768529, 1457555, 3842645, 7287775, 8453819, 19213225, 42269095, 211345475]

約数ペア:

[(1, 211345475), (5, 42269095), (11, 19213225), (25, 8453819), (29, 7287775), (55, 3842645), (145, 1457555), (275, 768529), (319, 662525), (725, 291511), (1595, 132505), (7975, 26501)]