158805189

素因数分解:

$3^2\times {\mathrm{29}}^2\times {\mathrm{20981}}^1$

素因数の和:21045

約数の個数: 18

約数和(自身を含む): 237579186

約数和(自身を除く): 78773997

約数列:

[1, 3, 9, 29, 87, 261, 841, 2523, 7569, 20981, 62943, 188829, 608449, 1825347, 5476041, 17645021, 52935063, 158805189]

約数ペア:

[(1, 158805189), (3, 52935063), (9, 17645021), (29, 5476041), (87, 1825347), (261, 608449), (841, 188829), (2523, 62943), (7569, 20981)]