26828945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 38223360

約数和(自身を除く): 11394415

約数列:

[1, 5, 11, 13, 55, 65, 143, 157, 239, 715, 785, 1195, 1727, 2041, 2629, 3107, 8635, 10205, 13145, 15535, 22451, 34177, 37523, 112255, 170885, 187615, 412753, 487799, 2063765, 2438995, 5365789, 26828945]

約数ペア:

[(1, 26828945), (5, 5365789), (11, 2438995), (13, 2063765), (55, 487799), (65, 412753), (143, 187615), (157, 170885), (239, 112255), (715, 37523), (785, 34177), (1195, 22451), (1727, 15535), (2041, 13145), (2629, 10205), (3107, 8635)]