28470141

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{15583}}^1$

素因数の和:15625

約数の個数: 24

約数和(自身を含む): 48622080

約数和(自身を除く): 20151939

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 15583, 46749, 109081, 140247, 327243, 451907, 981729, 1355721, 3163349, 4067163, 9490047, 28470141]

約数ペア:

[(1, 28470141), (3, 9490047), (7, 4067163), (9, 3163349), (21, 1355721), (29, 981729), (63, 451907), (87, 327243), (203, 140247), (261, 109081), (609, 46749), (1827, 15583)]