53172243

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{20443}}^1$

素因数の和:20483

約数の個数: 18

約数和(自身を含む): 81592004

約数和(自身を除く): 28419761

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 20443, 61329, 183987, 347531, 1042593, 3127779, 5908027, 17724081, 53172243]

約数ペア:

[(1, 53172243), (3, 17724081), (9, 5908027), (17, 3127779), (51, 1042593), (153, 347531), (289, 183987), (867, 61329), (2601, 20443)]