28781349

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1\times {\mathrm{929}}^1$

素因数の和:1404

約数の個数: 16

約数和(自身を含む): 40176000

約数和(自身を除く): 11394651

約数列:

[1, 3, 23, 69, 449, 929, 1347, 2787, 10327, 21367, 30981, 64101, 417121, 1251363, 9593783, 28781349]

約数ペア:

[(1, 28781349), (3, 9593783), (23, 1251363), (69, 417121), (449, 64101), (929, 30981), (1347, 21367), (2787, 10327)]