28931815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{22871}}^1$

素因数の和:22910

約数の個数: 16

約数和(自身を含む): 39522816

約数和(自身を除く): 10591001

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 22871, 114355, 251581, 526033, 1257905, 2630165, 5786363, 28931815]

約数ペア:

[(1, 28931815), (5, 5786363), (11, 2630165), (23, 1257905), (55, 526033), (115, 251581), (253, 114355), (1265, 22871)]