47920533

素因数分解:

$3^1\times {\mathrm{43}}^2\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:305

約数の個数: 24

約数和(自身を含む): 67057632

約数和(自身を除く): 19137099

約数列:

[1, 3, 43, 53, 129, 159, 163, 489, 1849, 2279, 5547, 6837, 7009, 8639, 21027, 25917, 97997, 293991, 301387, 371477, 904161, 1114431, 15973511, 47920533]

約数ペア:

[(1, 47920533), (3, 15973511), (43, 1114431), (53, 904161), (129, 371477), (159, 301387), (163, 293991), (489, 97997), (1849, 25917), (2279, 21027), (5547, 8639), (6837, 7009)]