2972997

素因数分解:

$3^3\times {\mathrm{149}}^1\times {\mathrm{739}}^1$

素因数の和:897

約数の個数: 16

約数和(自身を含む): 4440000

約数和(自身を除く): 1467003

約数列:

[1, 3, 9, 27, 149, 447, 739, 1341, 2217, 4023, 6651, 19953, 110111, 330333, 990999, 2972997]

約数ペア:

[(1, 2972997), (3, 990999), (9, 330333), (27, 110111), (149, 19953), (447, 6651), (739, 4023), (1341, 2217)]