286871877

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{3881}}^1$

素因数の和:4121

約数の個数: 24

約数和(自身を含む): 426336768

約数和(自身を除く): 139464891

約数列:

[1, 3, 9, 43, 129, 191, 387, 573, 1719, 3881, 8213, 11643, 24639, 34929, 73917, 166883, 500649, 741271, 1501947, 2223813, 6671439, 31874653, 95623959, 286871877]

約数ペア:

[(1, 286871877), (3, 95623959), (9, 31874653), (43, 6671439), (129, 2223813), (191, 1501947), (387, 741271), (573, 500649), (1719, 166883), (3881, 73917), (8213, 34929), (11643, 24639)]