13239051

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{21739}}^1$

素因数の和:21778

約数の個数: 16

約数和(自身を含む): 20870400

約数和(自身を除く): 7631349

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 21739, 65217, 152173, 456519, 630431, 1891293, 4413017, 13239051]

約数ペア:

[(1, 13239051), (3, 4413017), (7, 1891293), (21, 630431), (29, 456519), (87, 152173), (203, 65217), (609, 21739)]