81528057

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{509}}^1$

素因数の和:602

約数の個数: 36

約数和(自身を含む): 130597740

約数和(自身を除く): 49069683

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 509, 1369, 1443, 1527, 4107, 4329, 4581, 6617, 12321, 17797, 18833, 19851, 53391, 56499, 59553, 160173, 169497, 244829, 696821, 734487, 2090463, 2203461, 6271389, 9058673, 27176019, 81528057]

約数ペア:

[(1, 81528057), (3, 27176019), (9, 9058673), (13, 6271389), (37, 2203461), (39, 2090463), (111, 734487), (117, 696821), (333, 244829), (481, 169497), (509, 160173), (1369, 59553), (1443, 56499), (1527, 53391), (4107, 19851), (4329, 18833), (4581, 17797), (6617, 12321)]