256086

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{347}}^1$

素因数の和:396

約数の個数: 24

約数和(自身を含む): 570024

約数和(自身を除く): 313938

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 347, 369, 694, 738, 1041, 2082, 3123, 6246, 14227, 28454, 42681, 85362, 128043, 256086]

約数ペア:

[(1, 256086), (2, 128043), (3, 85362), (6, 42681), (9, 28454), (18, 14227), (41, 6246), (82, 3123), (123, 2082), (246, 1041), (347, 738), (369, 694)]