151292781

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{1787}}^1$

素因数の和:2225

約数の個数: 24

約数和(自身を含む): 228720960

約数和(自身を除く): 77428179

約数列:

[1, 3, 9, 23, 69, 207, 409, 1227, 1787, 3681, 5361, 9407, 16083, 28221, 41101, 84663, 123303, 369909, 730883, 2192649, 6577947, 16810309, 50430927, 151292781]

約数ペア:

[(1, 151292781), (3, 50430927), (9, 16810309), (23, 6577947), (69, 2192649), (207, 730883), (409, 369909), (1227, 123303), (1787, 84663), (3681, 41101), (5361, 28221), (9407, 16083)]