208781913

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{9241}}^1$

素因数の和:9704

約数の個数: 16

約数和(自身を含む): 295448256

約数和(自身を除く): 86666343

約数列:

[1, 3, 17, 51, 443, 1329, 7531, 9241, 22593, 27723, 157097, 471291, 4093763, 12281289, 69593971, 208781913]

約数ペア:

[(1, 208781913), (3, 69593971), (17, 12281289), (51, 4093763), (443, 471291), (1329, 157097), (7531, 27723), (9241, 22593)]