28726563

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1\times {\mathrm{911}}^1$

素因数の和:1394

約数の個数: 16

約数和(自身を含む): 40098816

約数和(自身を除く): 11372253

約数列:

[1, 3, 23, 69, 457, 911, 1371, 2733, 10511, 20953, 31533, 62859, 416327, 1248981, 9575521, 28726563]

約数ペア:

[(1, 28726563), (3, 9575521), (23, 1248981), (69, 416327), (457, 62859), (911, 31533), (1371, 20953), (2733, 10511)]