47798991

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{25657}}^1$

素因数の和:25692

約数の個数: 20

約数和(自身を含む): 74510832

約数和(自身を除く): 26711841

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 25657, 76971, 230913, 590111, 692739, 1770333, 2078217, 5310999, 15932997, 47798991]

約数ペア:

[(1, 47798991), (3, 15932997), (9, 5310999), (23, 2078217), (27, 1770333), (69, 692739), (81, 590111), (207, 230913), (621, 76971), (1863, 25657)]