205787207

素因数分解:

${\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1\times {\mathrm{487}}^1$

素因数の和:878

約数の個数: 16

約数和(自身を含む): 218499072

約数和(自身を除く): 12711865

約数列:

[1, 31, 43, 317, 487, 1333, 9827, 13631, 15097, 20941, 154379, 422561, 649171, 4785749, 6638297, 205787207]

約数ペア:

[(1, 205787207), (31, 6638297), (43, 4785749), (317, 649171), (487, 422561), (1333, 154379), (9827, 20941), (13631, 15097)]