2836561

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:161

約数の個数: 24

約数和(自身を含む): 3661224

約数和(自身を除く): 824663

約数列:

[1, 7, 13, 49, 61, 73, 91, 427, 511, 637, 793, 949, 2989, 3577, 4453, 5551, 6643, 31171, 38857, 46501, 57889, 218197, 405223, 2836561]

約数ペア:

[(1, 2836561), (7, 405223), (13, 218197), (49, 57889), (61, 46501), (73, 38857), (91, 31171), (427, 6643), (511, 5551), (637, 4453), (793, 3577), (949, 2989)]