210005978

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{743}}^1\times {\mathrm{1553}}^1$

素因数の和:2318

約数の個数: 32

約数和(自身を含む): 388475136

約数和(自身を除く): 178469158

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 743, 1486, 1553, 3106, 5201, 9659, 10402, 10871, 19318, 20189, 21742, 40378, 67613, 135226, 141323, 282646, 1153879, 2307758, 8077153, 15000427, 16154306, 30000854, 105002989, 210005978]

約数ペア:

[(1, 210005978), (2, 105002989), (7, 30000854), (13, 16154306), (14, 15000427), (26, 8077153), (91, 2307758), (182, 1153879), (743, 282646), (1486, 141323), (1553, 135226), (3106, 67613), (5201, 40378), (9659, 21742), (10402, 20189), (10871, 19318)]