15133209

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{7919}}^1$

素因数の和:7949

約数の個数: 24

約数和(自身を含む): 25280640

約数和(自身を除く): 10147431

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 7919, 23757, 55433, 102947, 166299, 308841, 388031, 720629, 1164093, 2161887, 5044403, 15133209]

約数ペア:

[(1, 15133209), (3, 5044403), (7, 2161887), (13, 1164093), (21, 720629), (39, 388031), (49, 308841), (91, 166299), (147, 102947), (273, 55433), (637, 23757), (1911, 7919)]