128435335

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1549}}^1$

素因数の和:1687

約数の個数: 32

約数和(自身を含む): 185702400

約数和(自身を除く): 57267065

約数列:

[1, 5, 7, 23, 35, 103, 115, 161, 515, 721, 805, 1549, 2369, 3605, 7745, 10843, 11845, 16583, 35627, 54215, 82915, 159547, 178135, 249389, 797735, 1116829, 1246945, 3669581, 5584145, 18347905, 25687067, 128435335]

約数ペア:

[(1, 128435335), (5, 25687067), (7, 18347905), (23, 5584145), (35, 3669581), (103, 1246945), (115, 1116829), (161, 797735), (515, 249389), (721, 178135), (805, 159547), (1549, 82915), (2369, 54215), (3605, 35627), (7745, 16583), (10843, 11845)]