261811009

素因数分解:

${\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{1171}}^1$

素因数の和:1356

約数の個数: 16

約数和(自身を含む): 275429376

約数和(自身を除く): 13618367

約数列:

[1, 47, 67, 71, 1171, 3149, 3337, 4757, 55037, 78457, 83141, 223579, 3687479, 3907627, 5570447, 261811009]

約数ペア:

[(1, 261811009), (47, 5570447), (67, 3907627), (71, 3687479), (1171, 223579), (3149, 83141), (3337, 78457), (4757, 55037)]