261749323

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{137}}^1\times {\mathrm{601}}^1$

素因数の和:783

約数の個数: 24

約数和(自身を含む): 306051984

約数和(自身を除く): 44302661

約数列:

[1, 11, 17, 137, 187, 289, 601, 1507, 2329, 3179, 6611, 10217, 25619, 39593, 82337, 112387, 173689, 435523, 905707, 1399729, 1910579, 15397019, 23795393, 261749323]

約数ペア:

[(1, 261749323), (11, 23795393), (17, 15397019), (137, 1910579), (187, 1399729), (289, 905707), (601, 435523), (1507, 173689), (2329, 112387), (3179, 82337), (6611, 39593), (10217, 25619)]