1281489806906

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{5443}}^1\times {\mathrm{749803}}^1$

素因数の和:755405

約数の個数: 16

約数和(自身を含む): 1934836230624

約数和(自身を除く): 653346423718

約数列:

[1, 2, 157, 314, 5443, 10886, 749803, 854551, 1499606, 1709102, 117719071, 235438142, 4081177729, 8162355458, 640744903453, 1281489806906]

約数ペア:

[(1, 1281489806906), (2, 640744903453), (157, 8162355458), (314, 4081177729), (5443, 235438142), (10886, 117719071), (749803, 1709102), (854551, 1499606)]