81785734

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{21221}}^1$

素因数の和:21311

約数の個数: 16

約数和(自身を含む): 128350656

約数和(自身を除く): 46564922

約数列:

[1, 2, 41, 47, 82, 94, 1927, 3854, 21221, 42442, 870061, 997387, 1740122, 1994774, 40892867, 81785734]

約数ペア:

[(1, 81785734), (2, 40892867), (41, 1994774), (47, 1740122), (82, 997387), (94, 870061), (1927, 42442), (3854, 21221)]