28437003

素因数分解:

$3^2\times 7^2\times {\mathrm{64483}}^1$

素因数の和:64503

約数の個数: 18

約数和(自身を含む): 47782644

約数和(自身を除く): 19345641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 64483, 193449, 451381, 580347, 1354143, 3159667, 4062429, 9479001, 28437003]

約数ペア:

[(1, 28437003), (3, 9479001), (7, 4062429), (9, 3159667), (21, 1354143), (49, 580347), (63, 451381), (147, 193449), (441, 64483)]