83906847

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{15461}}^1$

素因数の和:15540

約数の個数: 20

約数和(自身を含む): 127221336

約数和(自身を除く): 43314489

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 15461, 46383, 139149, 417447, 1035887, 1252341, 3107661, 9322983, 27968949, 83906847]

約数ペア:

[(1, 83906847), (3, 27968949), (9, 9322983), (27, 3107661), (67, 1252341), (81, 1035887), (201, 417447), (603, 139149), (1809, 46383), (5427, 15461)]