31931471

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{4751}}^1$

素因数の和:4822

約数の個数: 16

約数和(自身を含む): 38320128

約数和(自身を除く): 6388657

約数列:

[1, 11, 13, 47, 143, 517, 611, 4751, 6721, 52261, 61763, 223297, 679393, 2456267, 2902861, 31931471]

約数ペア:

[(1, 31931471), (11, 2902861), (13, 2456267), (47, 679393), (143, 223297), (517, 61763), (611, 52261), (4751, 6721)]