66637354

素因数分解:

$2^1\times 7^4\times {\mathrm{13877}}^1$

素因数の和:13907

約数の個数: 20

約数和(自身を含む): 116616834

約数和(自身を除く): 49979480

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4802, 13877, 27754, 97139, 194278, 679973, 1359946, 4759811, 9519622, 33318677, 66637354]

約数ペア:

[(1, 66637354), (2, 33318677), (7, 9519622), (14, 4759811), (49, 1359946), (98, 679973), (343, 194278), (686, 97139), (2401, 27754), (4802, 13877)]