81591159

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^2\times {\mathrm{601}}^1$

素因数の和:735

約数の個数: 24

約数和(自身を含む): 119374192

約数和(自身を除く): 37783033

約数列:

[1, 3, 13, 39, 59, 177, 601, 767, 1803, 2301, 3481, 7813, 10443, 23439, 35459, 45253, 106377, 135759, 460967, 1382901, 2092081, 6276243, 27197053, 81591159]

約数ペア:

[(1, 81591159), (3, 27197053), (13, 6276243), (39, 2092081), (59, 1382901), (177, 460967), (601, 135759), (767, 106377), (1803, 45253), (2301, 35459), (3481, 23439), (7813, 10443)]