81710805

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{2347}}^1$

素因数の和:2577

約数の個数: 32

約数和(自身を含む): 143359488

約数和(自身を除く): 61648683

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 211, 633, 1055, 2321, 2347, 3165, 6963, 7041, 11605, 11735, 25817, 34815, 35205, 77451, 129085, 387255, 495217, 1485651, 2476085, 5447387, 7428255, 16342161, 27236935, 81710805]

約数ペア:

[(1, 81710805), (3, 27236935), (5, 16342161), (11, 7428255), (15, 5447387), (33, 2476085), (55, 1485651), (165, 495217), (211, 387255), (633, 129085), (1055, 77451), (2321, 35205), (2347, 34815), (3165, 25817), (6963, 11735), (7041, 11605)]