28811247

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{1291}}^1$

素因数の和:1510

約数の個数: 16

約数和(自身を含む): 39566208

約数和(自身を除く): 10754961

約数列:

[1, 3, 43, 129, 173, 519, 1291, 3873, 7439, 22317, 55513, 166539, 223343, 670029, 9603749, 28811247]

約数ペア:

[(1, 28811247), (3, 9603749), (43, 670029), (129, 223343), (173, 166539), (519, 55513), (1291, 22317), (3873, 7439)]