81671689

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{1117}}^1$

素因数の和:1185

約数の個数: 24

約数和(自身を含む): 98849088

約数和(自身を除く): 17177399

約数列:

[1, 11, 17, 23, 187, 253, 289, 391, 1117, 3179, 4301, 6647, 12287, 18989, 25691, 73117, 208879, 282601, 322813, 436747, 3550943, 4804217, 7424699, 81671689]

約数ペア:

[(1, 81671689), (11, 7424699), (17, 4804217), (23, 3550943), (187, 436747), (253, 322813), (289, 282601), (391, 208879), (1117, 73117), (3179, 25691), (4301, 18989), (6647, 12287)]