2646945

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{2801}}^1$

素因数の和:2822

約数の個数: 32

約数和(自身を含む): 5379840

約数和(自身を除く): 2732895

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 2801, 8403, 14005, 19607, 25209, 42015, 58821, 75627, 98035, 126045, 176463, 294105, 378135, 529389, 882315, 2646945]

約数ペア:

[(1, 2646945), (3, 882315), (5, 529389), (7, 378135), (9, 294105), (15, 176463), (21, 126045), (27, 98035), (35, 75627), (45, 58821), (63, 42015), (105, 25209), (135, 19607), (189, 14005), (315, 8403), (945, 2801)]