90437291

素因数分解:

$7^2\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1$

素因数の和:411

約数の個数: 24

約数和(自身を含む): 108014544

約数和(自身を除く): 17577253

約数列:

[1, 7, 49, 73, 131, 193, 511, 917, 1351, 3577, 6419, 9457, 9563, 14089, 25283, 66941, 98623, 176981, 468587, 690361, 1238867, 1845659, 12919613, 90437291]

約数ペア:

[(1, 90437291), (7, 12919613), (49, 1845659), (73, 1238867), (131, 690361), (193, 468587), (511, 176981), (917, 98623), (1351, 66941), (3577, 25283), (6419, 14089), (9457, 9563)]