12713687

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1$

素因数の和:455

約数の個数: 24

約数和(自身を含む): 16005600

約数和(自身を除く): 3291913

約数列:

[1, 7, 23, 29, 49, 161, 203, 389, 667, 1127, 1421, 2723, 4669, 8947, 11281, 19061, 32683, 62629, 78967, 259463, 438403, 552769, 1816241, 12713687]

約数ペア:

[(1, 12713687), (7, 1816241), (23, 552769), (29, 438403), (49, 259463), (161, 78967), (203, 62629), (389, 32683), (667, 19061), (1127, 11281), (1421, 8947), (2723, 4669)]