28692567

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{491}}^1$

素因数の和:691

約数の個数: 24

約数和(自身を含む): 42776448

約数和(自身を除く): 14083881

約数列:

[1, 3, 9, 43, 129, 151, 387, 453, 491, 1359, 1473, 4419, 6493, 19479, 21113, 58437, 63339, 74141, 190017, 222423, 667269, 3188063, 9564189, 28692567]

約数ペア:

[(1, 28692567), (3, 9564189), (9, 3188063), (43, 667269), (129, 222423), (151, 190017), (387, 74141), (453, 63339), (491, 58437), (1359, 21113), (1473, 19479), (4419, 6493)]