2072805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1039}}^1$

素因数の和:1073

約数の個数: 32

約数和(自身を含む): 3993600

約数和(自身を除く): 1920795

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1039, 1995, 3117, 5195, 7273, 15585, 19741, 21819, 36365, 59223, 98705, 109095, 138187, 296115, 414561, 690935, 2072805]

約数ペア:

[(1, 2072805), (3, 690935), (5, 414561), (7, 296115), (15, 138187), (19, 109095), (21, 98705), (35, 59223), (57, 36365), (95, 21819), (105, 19741), (133, 15585), (285, 7273), (399, 5195), (665, 3117), (1039, 1995)]