201851221

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{2237}}^1$

素因数の和:2892

約数の個数: 16

約数和(自身を含む): 237621888

約数和(自身を除く): 35770667

約数列:

[1, 11, 13, 143, 631, 2237, 6941, 8203, 24607, 29081, 90233, 319891, 1411547, 15527017, 18350111, 201851221]

約数ペア:

[(1, 201851221), (11, 18350111), (13, 15527017), (143, 1411547), (631, 319891), (2237, 90233), (6941, 29081), (8203, 24607)]