161842205

素因数分解:

$5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{27689}}^1$

素因数の和:27868

約数の個数: 16

約数和(自身を含む): 223292160

約数和(自身を除く): 61449955

約数列:

[1, 5, 7, 35, 167, 835, 1169, 5845, 27689, 138445, 193823, 969115, 4624063, 23120315, 32368441, 161842205]

約数ペア:

[(1, 161842205), (5, 32368441), (7, 23120315), (35, 4624063), (167, 969115), (835, 193823), (1169, 138445), (5845, 27689)]