620491161

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{30637}}^1$

素因数の和:30840

約数の個数: 16

約数和(自身を含む): 851981504

約数和(自身を除く): 231490343

約数列:

[1, 3, 43, 129, 157, 471, 6751, 20253, 30637, 91911, 1317391, 3952173, 4810009, 14430027, 206830387, 620491161]

約数ペア:

[(1, 620491161), (3, 206830387), (43, 14430027), (129, 4810009), (157, 3952173), (471, 1317391), (6751, 91911), (20253, 30637)]