13205773

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{601}}^1$

素因数の和:724

約数の個数: 16

約数和(自身を含む): 15680896

約数和(自身を除く): 2475123

約数列:

[1, 7, 43, 73, 301, 511, 601, 3139, 4207, 21973, 25843, 43873, 180901, 307111, 1886539, 13205773]

約数ペア:

[(1, 13205773), (7, 1886539), (43, 307111), (73, 180901), (301, 43873), (511, 25843), (601, 21973), (3139, 4207)]