31307213

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{467}}^1$

素因数の和:692

約数の個数: 16

約数和(自身を含む): 36676224

約数和(自身を除く): 5369011

約数列:

[1, 7, 61, 157, 427, 467, 1099, 3269, 9577, 28487, 67039, 73319, 199409, 513233, 4472459, 31307213]

約数ペア:

[(1, 31307213), (7, 4472459), (61, 513233), (157, 199409), (427, 73319), (467, 67039), (1099, 28487), (3269, 9577)]