81426194

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1\times {\mathrm{1861}}^1$

素因数の和:2161

約数の個数: 16

約数和(自身を含む): 123875136

約数和(自身を除く): 42448942

約数列:

[1, 2, 131, 167, 262, 334, 1861, 3722, 21877, 43754, 243791, 310787, 487582, 621574, 40713097, 81426194]

約数ペア:

[(1, 81426194), (2, 40713097), (131, 621574), (167, 487582), (262, 310787), (334, 243791), (1861, 43754), (3722, 21877)]