28707657

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{347}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 44098560

約数和(自身を除く): 15390903

約数列:

[1, 3, 11, 23, 33, 69, 109, 253, 327, 347, 759, 1041, 1199, 2507, 3597, 3817, 7521, 7981, 11451, 23943, 27577, 37823, 82731, 87791, 113469, 263373, 416053, 869929, 1248159, 2609787, 9569219, 28707657]

約数ペア:

[(1, 28707657), (3, 9569219), (11, 2609787), (23, 1248159), (33, 869929), (69, 416053), (109, 263373), (253, 113469), (327, 87791), (347, 82731), (759, 37823), (1041, 27577), (1199, 23943), (2507, 11451), (3597, 7981), (3817, 7521)]