640975202

素因数分解:

$2^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{87541}}^1$

素因数の和:88073

約数の個数: 16

約数和(自身を含む): 1100928192

約数和(自身を除く): 459952990

約数列:

[1, 2, 7, 14, 523, 1046, 3661, 7322, 87541, 175082, 612787, 1225574, 45783943, 91567886, 320487601, 640975202]

約数ペア:

[(1, 640975202), (2, 320487601), (7, 91567886), (14, 45783943), (523, 1225574), (1046, 612787), (3661, 175082), (7322, 87541)]