2439255

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1787}}^1$

素因数の和:1815

約数の個数: 32

約数和(自身を含む): 4806144

約数和(自身を除く): 2366889

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 1787, 5361, 8935, 12509, 23231, 26805, 37527, 62545, 69693, 116155, 162617, 187635, 348465, 487851, 813085, 2439255]

約数ペア:

[(1, 2439255), (3, 813085), (5, 487851), (7, 348465), (13, 187635), (15, 162617), (21, 116155), (35, 69693), (39, 62545), (65, 37527), (91, 26805), (105, 23231), (195, 12509), (273, 8935), (455, 5361), (1365, 1787)]