30991089

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^2\times {\mathrm{151}}^1$

素因数の和:277

約数の個数: 24

約数和(自身を含む): 43735872

約数和(自身を除く): 12744783

約数列:

[1, 3, 37, 43, 111, 129, 151, 453, 1591, 1849, 4773, 5547, 5587, 6493, 16761, 19479, 68413, 205239, 240241, 279199, 720723, 837597, 10330363, 30991089]

約数ペア:

[(1, 30991089), (3, 10330363), (37, 837597), (43, 720723), (111, 279199), (129, 240241), (151, 205239), (453, 68413), (1591, 19479), (1849, 16761), (4773, 6493), (5547, 5587)]