2428947

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{191}}^1$

素因数の和:360

約数の個数: 20

約数和(自身を含む): 3670656

約数和(自身を除く): 1241709

約数列:

[1, 3, 9, 27, 81, 157, 191, 471, 573, 1413, 1719, 4239, 5157, 12717, 15471, 29987, 89961, 269883, 809649, 2428947]

約数ペア:

[(1, 2428947), (3, 809649), (9, 269883), (27, 89961), (81, 29987), (157, 15471), (191, 12717), (471, 5157), (573, 4239), (1413, 1719)]