28746159

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 43760640

約数和(自身を除く): 15014481

約数列:

[1, 3, 13, 23, 39, 69, 73, 219, 299, 439, 897, 949, 1317, 1679, 2847, 5037, 5707, 10097, 17121, 21827, 30291, 32047, 65481, 96141, 131261, 393783, 416611, 737081, 1249833, 2211243, 9582053, 28746159]

約数ペア:

[(1, 28746159), (3, 9582053), (13, 2211243), (23, 1249833), (39, 737081), (69, 416611), (73, 393783), (219, 131261), (299, 96141), (439, 65481), (897, 32047), (949, 30291), (1317, 21827), (1679, 17121), (2847, 10097), (5037, 5707)]