80345889

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{769}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 134534400

約数和(自身を除く): 54188511

約数列:

[1, 3, 9, 13, 19, 39, 47, 57, 117, 141, 171, 247, 423, 611, 741, 769, 893, 1833, 2223, 2307, 2679, 5499, 6921, 8037, 9997, 11609, 14611, 29991, 34827, 36143, 43833, 89973, 104481, 108429, 131499, 189943, 325287, 469859, 569829, 686717, 1409577, 1709487, 2060151, 4228731, 6180453, 8927321, 26781963, 80345889]

約数ペア:

[(1, 80345889), (3, 26781963), (9, 8927321), (13, 6180453), (19, 4228731), (39, 2060151), (47, 1709487), (57, 1409577), (117, 686717), (141, 569829), (171, 469859), (247, 325287), (423, 189943), (611, 131499), (741, 108429), (769, 104481), (893, 89973), (1833, 43833), (2223, 36143), (2307, 34827), (2679, 29991), (5499, 14611), (6921, 11609), (8037, 9997)]