267486544

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1285993}}^1$

素因数の和:1286014

約数の個数: 20

約数和(自身を含む): 558121396

約数和(自身を除く): 290634852

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1285993, 2571986, 5143972, 10287944, 16717909, 20575888, 33435818, 66871636, 133743272, 267486544]

約数ペア:

[(1, 267486544), (2, 133743272), (4, 66871636), (8, 33435818), (13, 20575888), (16, 16717909), (26, 10287944), (52, 5143972), (104, 2571986), (208, 1285993)]