7880109.00000000

素因数分解:

$3^6\times 7^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:277

約数の個数: 56

約数和(自身を含む): 129061440

約数和(自身を除く): 55032219

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 89, 163, 189, 243, 267, 489, 567, 623, 729, 801, 1141, 1467, 1701, 1869, 2403, 3423, 4401, 5103, 5607, 7209, 10269, 13203, 14507, 16821, 21627, 30807, 39609, 43521, 50463, 64881, 92421, 101549, 118827, 130563, 151389, 277263, 304647, 391689, 454167, 831789, 913941, 1175067, 2741823, 3525201, 8225469, 10575603, 24676407, 74029221]

約数ペア:

[(1, 74029221), (3, 24676407), (7, 10575603), (9, 8225469), (21, 3525201), (27, 2741823), (63, 1175067), (81, 913941), (89, 831789), (163, 454167), (189, 391689), (243, 304647), (267, 277263), (489, 151389), (567, 130563), (623, 118827), (729, 101549), (801, 92421), (1141, 64881), (1467, 50463), (1701, 43521), (1869, 39609), (2403, 30807), (3423, 21627), (4401, 16821), (5103, 14507), (5607, 13203), (7209, 10269)]