28408131

素因数分解:

$3^3\times {\mathrm{181}}^1\times {\mathrm{5813}}^1$

素因数の和:6003

約数の個数: 16

約数和(自身を含む): 42325920

約数和(自身を除く): 13917789

約数列:

[1, 3, 9, 27, 181, 543, 1629, 4887, 5813, 17439, 52317, 156951, 1052153, 3156459, 9469377, 28408131]

約数ペア:

[(1, 28408131), (3, 9469377), (9, 3156459), (27, 1052153), (181, 156951), (543, 52317), (1629, 17439), (4887, 5813)]