208567931

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{317}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 253870848

約数和(自身を除く): 45302917

約数列:

[1, 11, 13, 43, 107, 143, 317, 473, 559, 1177, 1391, 3487, 4121, 4601, 6149, 13631, 15301, 33919, 45331, 50611, 59813, 149941, 177203, 373109, 440947, 657943, 1458517, 1949233, 4850417, 16043687, 18960721, 208567931]

約数ペア:

[(1, 208567931), (11, 18960721), (13, 16043687), (43, 4850417), (107, 1949233), (143, 1458517), (317, 657943), (473, 440947), (559, 373109), (1177, 177203), (1391, 149941), (3487, 59813), (4121, 50611), (4601, 45331), (6149, 33919), (13631, 15301)]