12747843

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{193}}^1$

素因数の和:419

約数の個数: 24

約数和(自身を含む): 19066320

約数和(自身を除く): 6318477

約数列:

[1, 3, 9, 41, 123, 179, 193, 369, 537, 579, 1611, 1737, 7339, 7913, 22017, 23739, 34547, 66051, 71217, 103641, 310923, 1416427, 4249281, 12747843]

約数ペア:

[(1, 12747843), (3, 4249281), (9, 1416427), (41, 310923), (123, 103641), (179, 71217), (193, 66051), (369, 34547), (537, 23739), (579, 22017), (1611, 7913), (1737, 7339)]