81791187

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1\times {\mathrm{1481}}^1$

素因数の和:1974

約数の個数: 16

約数和(自身を含む): 112039200

約数和(自身を除く): 30248013

約数列:

[1, 3, 41, 123, 449, 1347, 1481, 4443, 18409, 55227, 60721, 182163, 664969, 1994907, 27263729, 81791187]

約数ペア:

[(1, 81791187), (3, 27263729), (41, 1994907), (123, 664969), (449, 182163), (1347, 60721), (1481, 55227), (4443, 18409)]