491288902

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{266137}}^1$

素因数の和:266223

約数の個数: 16

約数和(自身を含む): 804801312

約数和(自身を除く): 313512410

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 266137, 532274, 3459781, 6919562, 18895727, 37791454, 245644451, 491288902]

約数ペア:

[(1, 491288902), (2, 245644451), (13, 37791454), (26, 18895727), (71, 6919562), (142, 3459781), (923, 532274), (1846, 266137)]