66688105

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{7723}}^1$

素因数の和:7896

約数の個数: 16

約数和(自身を含む): 87868224

約数和(自身を除く): 21180119

約数列:

[1, 5, 11, 55, 157, 785, 1727, 7723, 8635, 38615, 84953, 424765, 1212511, 6062555, 13337621, 66688105]

約数ペア:

[(1, 66688105), (5, 13337621), (11, 6062555), (55, 1212511), (157, 424765), (785, 84953), (1727, 38615), (7723, 8635)]