51091821

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{3767}}^1$

素因数の和:3921

約数の個数: 24

約数和(自身を含む): 81117504

約数和(自身を除く): 30025683

約数列:

[1, 3, 9, 11, 33, 99, 137, 411, 1233, 1507, 3767, 4521, 11301, 13563, 33903, 41437, 124311, 372933, 516079, 1548237, 4644711, 5676869, 17030607, 51091821]

約数ペア:

[(1, 51091821), (3, 17030607), (9, 5676869), (11, 4644711), (33, 1548237), (99, 516079), (137, 372933), (411, 124311), (1233, 41437), (1507, 33903), (3767, 13563), (4521, 11301)]