168987005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{12241}}^1$

素因数の和:12508

約数の個数: 16

約数和(自身を含む): 222118848

約数和(自身を除く): 53131843

約数列:

[1, 5, 11, 55, 251, 1255, 2761, 12241, 13805, 61205, 134651, 673255, 3072491, 15362455, 33797401, 168987005]

約数ペア:

[(1, 168987005), (5, 33797401), (11, 15362455), (55, 3072491), (251, 673255), (1255, 134651), (2761, 61205), (12241, 13805)]