13340649

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{4637}}^1$

素因数の和:4784

約数の個数: 16

約数和(自身を含む): 20481408

約数和(自身を除く): 7140759

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 4637, 13911, 32459, 97377, 635269, 1905807, 4446883, 13340649]

約数ペア:

[(1, 13340649), (3, 4446883), (7, 1905807), (21, 635269), (137, 97377), (411, 32459), (959, 13911), (2877, 4637)]