16506189

素因数分解:

$3^2\times 7^3\times {\mathrm{5347}}^1$

素因数の和:5374

約数の個数: 24

約数和(自身を含む): 27809600

約数和(自身を除く): 11303411

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 5347, 16041, 37429, 48123, 112287, 262003, 336861, 786009, 1834021, 2358027, 5502063, 16506189]

約数ペア:

[(1, 16506189), (3, 5502063), (7, 2358027), (9, 1834021), (21, 786009), (49, 336861), (63, 262003), (147, 112287), (343, 48123), (441, 37429), (1029, 16041), (3087, 5347)]