12571839

素因数分解:

$3^2\times 7^1\times {\mathrm{431}}^1\times {\mathrm{463}}^1$

素因数の和:907

約数の個数: 24

約数和(自身を含む): 20846592

約数和(自身を除く): 8274753

約数列:

[1, 3, 7, 9, 21, 63, 431, 463, 1293, 1389, 3017, 3241, 3879, 4167, 9051, 9723, 27153, 29169, 199553, 598659, 1396871, 1795977, 4190613, 12571839]

約数ペア:

[(1, 12571839), (3, 4190613), (7, 1795977), (9, 1396871), (21, 598659), (63, 199553), (431, 29169), (463, 27153), (1293, 9723), (1389, 9051), (3017, 4167), (3241, 3879)]