28743

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:94

約数の個数: 16

約数和(自身を含む): 45696

約数和(自身を除く): 16953

約数列:

[1, 3, 11, 13, 33, 39, 67, 143, 201, 429, 737, 871, 2211, 2613, 9581, 28743]

約数ペア:

[(1, 28743), (3, 9581), (11, 2613), (13, 2211), (33, 871), (39, 737), (67, 429), (143, 201)]