2098855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1231}}^1$

素因数の和:1278

約数の個数: 16

約数和(自身を含む): 2838528

約数和(自身を除く): 739673

約数列:

[1, 5, 11, 31, 55, 155, 341, 1231, 1705, 6155, 13541, 38161, 67705, 190805, 419771, 2098855]

約数ペア:

[(1, 2098855), (5, 419771), (11, 190805), (31, 67705), (55, 38161), (155, 13541), (341, 6155), (1231, 1705)]