2167405

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:476

約数の個数: 16

約数和(自身を含む): 2778624

約数和(自身を除く): 611219

約数列:

[1, 5, 23, 47, 115, 235, 401, 1081, 2005, 5405, 9223, 18847, 46115, 94235, 433481, 2167405]

約数ペア:

[(1, 2167405), (5, 433481), (23, 94235), (47, 46115), (115, 18847), (235, 9223), (401, 5405), (1081, 2005)]