289204971

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{203809}}^1$

素因数の和:203866

約数の個数: 16

約数和(自身を含む): 430446720

約数和(自身を除く): 141241749

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 203809, 611427, 2241899, 6725697, 8763787, 26291361, 96401657, 289204971]

約数ペア:

[(1, 289204971), (3, 96401657), (11, 26291361), (33, 8763787), (43, 6725697), (129, 2241899), (473, 611427), (1419, 203809)]