2196639

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{577}}^1$

素因数の和:636

約数の個数: 20

約数和(自身を含む): 3357024

約数和(自身を除く): 1160385

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 577, 1269, 1731, 3807, 5193, 15579, 27119, 46737, 81357, 244071, 732213, 2196639]

約数ペア:

[(1, 2196639), (3, 732213), (9, 244071), (27, 81357), (47, 46737), (81, 27119), (141, 15579), (423, 5193), (577, 3807), (1269, 1731)]