81407878

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{769}}^1\times {\mathrm{1291}}^1$

素因数の和:2103

約数の個数: 16

約数和(自身を含む): 125349840

約数和(自身を除く): 43941962

約数列:

[1, 2, 41, 82, 769, 1291, 1538, 2582, 31529, 52931, 63058, 105862, 992779, 1985558, 40703939, 81407878]

約数ペア:

[(1, 81407878), (2, 40703939), (41, 1985558), (82, 992779), (769, 105862), (1291, 63058), (1538, 52931), (2582, 31529)]