25320897

素因数分解:

$3^3\times 7^2\times {\mathrm{19139}}^1$

素因数の和:19162

約数の個数: 24

約数和(自身を含む): 43639200

約数和(自身を除く): 18318303

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 19139, 57417, 133973, 172251, 401919, 516753, 937811, 1205757, 2813433, 3617271, 8440299, 25320897]

約数ペア:

[(1, 25320897), (3, 8440299), (7, 3617271), (9, 2813433), (21, 1205757), (27, 937811), (49, 516753), (63, 401919), (147, 172251), (189, 133973), (441, 57417), (1323, 19139)]