2440185

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 4451328

約数和(自身を除く): 2011143

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 115, 165, 253, 345, 643, 759, 1265, 1929, 3215, 3795, 7073, 9645, 14789, 21219, 35365, 44367, 73945, 106095, 162679, 221835, 488037, 813395, 2440185]

約数ペア:

[(1, 2440185), (3, 813395), (5, 488037), (11, 221835), (15, 162679), (23, 106095), (33, 73945), (55, 44367), (69, 35365), (115, 21219), (165, 14789), (253, 9645), (345, 7073), (643, 3795), (759, 3215), (1265, 1929)]