208808545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{80777}}^1$

素因数の和:80840

約数の個数: 16

約数和(自身を含む): 279168768

約数和(自身を除く): 70360223

約数列:

[1, 5, 11, 47, 55, 235, 517, 2585, 80777, 403885, 888547, 3796519, 4442735, 18982595, 41761709, 208808545]

約数ペア:

[(1, 208808545), (5, 41761709), (11, 18982595), (47, 4442735), (55, 3796519), (235, 888547), (517, 403885), (2585, 80777)]