291204218

素因数分解:

$2^1\times {\mathrm{197}}^1\times {\mathrm{479}}^1\times {\mathrm{1543}}^1$

素因数の和:2221

約数の個数: 16

約数和(自身を含む): 440225280

約数和(自身を除く): 149021062

約数列:

[1, 2, 197, 394, 479, 958, 1543, 3086, 94363, 188726, 303971, 607942, 739097, 1478194, 145602109, 291204218]

約数ペア:

[(1, 291204218), (2, 145602109), (197, 1478194), (394, 739097), (479, 607942), (958, 303971), (1543, 188726), (3086, 94363)]