25182171

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1931}}^1$

素因数の和:1973

約数の個数: 40

約数和(自身を含む): 44884224

約数和(自身を除く): 19702053

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 483, 567, 621, 1449, 1863, 1931, 4347, 5793, 13041, 13517, 17379, 40551, 44413, 52137, 121653, 133239, 156411, 310891, 364959, 399717, 932673, 1094877, 1199151, 2798019, 3597453, 8394057, 25182171]

約数ペア:

[(1, 25182171), (3, 8394057), (7, 3597453), (9, 2798019), (21, 1199151), (23, 1094877), (27, 932673), (63, 399717), (69, 364959), (81, 310891), (161, 156411), (189, 133239), (207, 121653), (483, 52137), (567, 44413), (621, 40551), (1449, 17379), (1863, 13517), (1931, 13041), (4347, 5793)]