66814881

素因数分解:

$3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{5107}}^1$

素因数の和:5213

約数の個数: 24

約数和(自身を含む): 104816160

約数和(自身を除く): 38001279

約数列:

[1, 3, 7, 21, 49, 89, 147, 267, 623, 1869, 4361, 5107, 13083, 15321, 35749, 107247, 250243, 454523, 750729, 1363569, 3181661, 9544983, 22271627, 66814881]

約数ペア:

[(1, 66814881), (3, 22271627), (7, 9544983), (21, 3181661), (49, 1363569), (89, 750729), (147, 454523), (267, 250243), (623, 107247), (1869, 35749), (4361, 15321), (5107, 13083)]