28475541

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{5981}}^1$

素因数の和:6033

約数の個数: 18

約数和(自身を含む): 43004598

約数和(自身を除く): 14529057

約数列:

[1, 3, 9, 23, 69, 207, 529, 1587, 4761, 5981, 17943, 53829, 137563, 412689, 1238067, 3163949, 9491847, 28475541]

約数ペア:

[(1, 28475541), (3, 9491847), (9, 3163949), (23, 1238067), (69, 412689), (207, 137563), (529, 53829), (1587, 17943), (4761, 5981)]