17638263

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{28403}}^1$

素因数の和:28435

約数の個数: 16

約数和(自身を含む): 27267840

約数和(自身を除く): 9629577

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 28403, 85209, 255627, 653269, 766881, 1959807, 5879421, 17638263]

約数ペア:

[(1, 17638263), (3, 5879421), (9, 1959807), (23, 766881), (27, 653269), (69, 255627), (207, 85209), (621, 28403)]