28256415

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{171251}}^1$

素因数の和:171270

約数の個数: 16

約数和(自身を含む): 49320576

約数和(自身を除く): 21064161

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 171251, 513753, 856255, 1883761, 2568765, 5651283, 9418805, 28256415]

約数ペア:

[(1, 28256415), (3, 9418805), (5, 5651283), (11, 2568765), (15, 1883761), (33, 856255), (55, 513753), (165, 171251)]