28537227

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1549}}^1$

素因数の和:1667

約数の個数: 24

約数和(自身を含む): 43524000

約数和(自身を除く): 14986773

約数列:

[1, 3, 9, 23, 69, 89, 207, 267, 801, 1549, 2047, 4647, 6141, 13941, 18423, 35627, 106881, 137861, 320643, 413583, 1240749, 3170803, 9512409, 28537227]

約数ペア:

[(1, 28537227), (3, 9512409), (9, 3170803), (23, 1240749), (69, 413583), (89, 320643), (207, 137861), (267, 106881), (801, 35627), (1549, 18423), (2047, 13941), (4647, 6141)]