51721144

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{208553}}^1$

素因数の和:208590

約数の個数: 16

約数和(自身を含む): 100105920

約数和(自身を除く): 48384776

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 208553, 417106, 834212, 1668424, 6465143, 12930286, 25860572, 51721144]

約数ペア:

[(1, 51721144), (2, 25860572), (4, 12930286), (8, 6465143), (31, 1668424), (62, 834212), (124, 417106), (248, 208553)]