2173491

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:211

約数の個数: 24

約数和(自身を含む): 3307824

約数和(自身を除く): 1134333

約数列:

[1, 3, 9, 37, 61, 107, 111, 183, 321, 333, 549, 963, 2257, 3959, 6527, 6771, 11877, 19581, 20313, 35631, 58743, 241499, 724497, 2173491]

約数ペア:

[(1, 2173491), (3, 724497), (9, 241499), (37, 58743), (61, 35631), (107, 20313), (111, 19581), (183, 11877), (321, 6771), (333, 6527), (549, 3959), (963, 2257)]