28808001

素因数分解:

$3^3\times {\mathrm{167}}^1\times {\mathrm{6389}}^1$

素因数の和:6565

約数の個数: 16

約数和(自身を含む): 42940800

約数和(自身を除く): 14132799

約数列:

[1, 3, 9, 27, 167, 501, 1503, 4509, 6389, 19167, 57501, 172503, 1066963, 3200889, 9602667, 28808001]

約数ペア:

[(1, 28808001), (3, 9602667), (9, 3200889), (27, 1066963), (167, 172503), (501, 57501), (1503, 19167), (4509, 6389)]