285020038

素因数分解:

$2^1\times {\mathrm{251}}^1\times {\mathrm{643}}^1\times {\mathrm{883}}^1$

素因数の和:1779

約数の個数: 16

約数和(自身を含む): 430387776

約数和(自身を除く): 145367738

約数列:

[1, 2, 251, 502, 643, 883, 1286, 1766, 161393, 221633, 322786, 443266, 567769, 1135538, 142510019, 285020038]

約数ペア:

[(1, 285020038), (2, 142510019), (251, 1135538), (502, 567769), (643, 443266), (883, 322786), (1286, 221633), (1766, 161393)]