2689978

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1297}}^1$

素因数の和:1377

約数の個数: 16

約数和(自身を含む): 4345704

約数和(自身を除く): 1655726

約数列:

[1, 2, 17, 34, 61, 122, 1037, 1297, 2074, 2594, 22049, 44098, 79117, 158234, 1344989, 2689978]

約数ペア:

[(1, 2689978), (2, 1344989), (17, 158234), (34, 79117), (61, 44098), (122, 22049), (1037, 2594), (1297, 2074)]