77960781

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{2797}}^1$

素因数の和:2985

約数の個数: 24

約数和(自身を含む): 119306720

約数和(自身を除く): 41345939

約数列:

[1, 3, 9, 19, 57, 163, 171, 489, 1467, 2797, 3097, 8391, 9291, 25173, 27873, 53143, 159429, 455911, 478287, 1367733, 4103199, 8662309, 25986927, 77960781]

約数ペア:

[(1, 77960781), (3, 25986927), (9, 8662309), (19, 4103199), (57, 1367733), (163, 478287), (171, 455911), (489, 159429), (1467, 53143), (2797, 27873), (3097, 25173), (8391, 9291)]