15392781

素因数分解:

$3^3\times {\mathrm{67}}^2\times {\mathrm{127}}^1$

素因数の和:270

約数の個数: 24

約数和(自身を含む): 23331840

約数和(自身を除く): 7939059

約数列:

[1, 3, 9, 27, 67, 127, 201, 381, 603, 1143, 1809, 3429, 4489, 8509, 13467, 25527, 40401, 76581, 121203, 229743, 570103, 1710309, 5130927, 15392781]

約数ペア:

[(1, 15392781), (3, 5130927), (9, 1710309), (27, 570103), (67, 229743), (127, 121203), (201, 76581), (381, 40401), (603, 25527), (1143, 13467), (1809, 8509), (3429, 4489)]