1279682979

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{547}}^1\times {\mathrm{4967}}^1$

素因数の和:5674

約数の個数: 16

約数和(自身を含む): 1720597248

約数和(自身を除く): 440914269

約数列:

[1, 3, 157, 471, 547, 1641, 4967, 14901, 85879, 257637, 779819, 2339457, 2716949, 8150847, 426560993, 1279682979]

約数ペア:

[(1, 1279682979), (3, 426560993), (157, 8150847), (471, 2716949), (547, 2339457), (1641, 779819), (4967, 257637), (14901, 85879)]