28549509

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{4649}}^1$

素因数の和:4764

約数の個数: 16

約数和(自身を含む): 40176000

約数和(自身を除く): 11626491

約数列:

[1, 3, 23, 69, 89, 267, 2047, 4649, 6141, 13947, 106927, 320781, 413761, 1241283, 9516503, 28549509]

約数ペア:

[(1, 28549509), (3, 9516503), (23, 1241283), (69, 413761), (89, 320781), (267, 106927), (2047, 13947), (4649, 6141)]