2556645

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1873}}^1$

素因数の和:1901

約数の個数: 32

約数和(自身を含む): 5037312

約数和(自身を除く): 2480667

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 1873, 5619, 9365, 13111, 24349, 28095, 39333, 65555, 73047, 121745, 170443, 196665, 365235, 511329, 852215, 2556645]

約数ペア:

[(1, 2556645), (3, 852215), (5, 511329), (7, 365235), (13, 196665), (15, 170443), (21, 121745), (35, 73047), (39, 65555), (65, 39333), (91, 28095), (105, 24349), (195, 13111), (273, 9365), (455, 5619), (1365, 1873)]