989818947

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{313333}}^1$

素因数の和:313361

約数の個数: 24

約数和(自身を含む): 1596750064

約数和(自身を除く): 606931117

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 1053, 3159, 313333, 939999, 2819997, 4073329, 8459991, 12219987, 25379973, 36659961, 76139919, 109979883, 329939649, 989818947]

約数ペア:

[(1, 989818947), (3, 329939649), (9, 109979883), (13, 76139919), (27, 36659961), (39, 25379973), (81, 12219987), (117, 8459991), (243, 4073329), (351, 2819997), (1053, 939999), (3159, 313333)]