206875287

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{4129}}^1$

素因数の和:4447

約数の個数: 24

約数和(自身を含む): 315697200

約数和(自身を除く): 108821913

約数列:

[1, 3, 9, 19, 57, 171, 293, 879, 2637, 4129, 5567, 12387, 16701, 37161, 50103, 78451, 235353, 706059, 1209797, 3629391, 10888173, 22986143, 68958429, 206875287]

約数ペア:

[(1, 206875287), (3, 68958429), (9, 22986143), (19, 10888173), (57, 3629391), (171, 1209797), (293, 706059), (879, 235353), (2637, 78451), (4129, 50103), (5567, 37161), (12387, 16701)]