1999098987

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{523}}^1\times {\mathrm{27109}}^1$

素因数の和:27682

約数の個数: 16

約数和(自身を含む): 2727482880

約数和(自身を除く): 728383893

約数列:

[1, 3, 47, 141, 523, 1569, 24581, 27109, 73743, 81327, 1274123, 3822369, 14178007, 42534021, 666366329, 1999098987]

約数ペア:

[(1, 1999098987), (3, 666366329), (47, 42534021), (141, 14178007), (523, 3822369), (1569, 1274123), (24581, 81327), (27109, 73743)]