16847937

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{409}}^1$

素因数の和:637

約数の個数: 24

約数和(自身を含む): 25584000

約数和(自身を除く): 8736063

約数列:

[1, 3, 9, 23, 69, 199, 207, 409, 597, 1227, 1791, 3681, 4577, 9407, 13731, 28221, 41193, 81391, 84663, 244173, 732519, 1871993, 5615979, 16847937]

約数ペア:

[(1, 16847937), (3, 5615979), (9, 1871993), (23, 732519), (69, 244173), (199, 84663), (207, 81391), (409, 41193), (597, 28221), (1227, 13731), (1791, 9407), (3681, 4577)]