28390128

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{45497}}^1$

素因数の和:45521

約数の個数: 40

約数和(自身を含む): 78984528

約数和(自身を除く): 50594400

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 45497, 90994, 136491, 181988, 272982, 363976, 545964, 591461, 727952, 1091928, 1182922, 1774383, 2183856, 2365844, 3548766, 4731688, 7097532, 9463376, 14195064, 28390128]

約数ペア:

[(1, 28390128), (2, 14195064), (3, 9463376), (4, 7097532), (6, 4731688), (8, 3548766), (12, 2365844), (13, 2183856), (16, 1774383), (24, 1182922), (26, 1091928), (39, 727952), (48, 591461), (52, 545964), (78, 363976), (104, 272982), (156, 181988), (208, 136491), (312, 90994), (624, 45497)]