28091516

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{191}}^1\times {\mathrm{443}}^1$

素因数の和:721

約数の個数: 24

約数和(自身を含む): 50125824

約数和(自身を除く): 22034308

約数列:

[1, 2, 4, 83, 166, 191, 332, 382, 443, 764, 886, 1772, 15853, 31706, 36769, 63412, 73538, 84613, 147076, 169226, 338452, 7022879, 14045758, 28091516]

約数ペア:

[(1, 28091516), (2, 14045758), (4, 7022879), (83, 338452), (166, 169226), (191, 147076), (332, 84613), (382, 73538), (443, 63412), (764, 36769), (886, 31706), (1772, 15853)]