2015535717

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{26959}}^1$

素因数の和:27055

約数の個数: 40

約数和(自身を含む): 3288257280

約数和(自身を除く): 1272721563

約数列:

[1, 3, 9, 13, 27, 39, 71, 81, 117, 213, 351, 639, 923, 1053, 1917, 2769, 5751, 8307, 24921, 26959, 74763, 80877, 242631, 350467, 727893, 1051401, 1914089, 2183679, 3154203, 5742267, 9462609, 17226801, 24883157, 28387827, 51680403, 74649471, 155041209, 223948413, 671845239, 2015535717]

約数ペア:

[(1, 2015535717), (3, 671845239), (9, 223948413), (13, 155041209), (27, 74649471), (39, 51680403), (71, 28387827), (81, 24883157), (117, 17226801), (213, 9462609), (351, 5742267), (639, 3154203), (923, 2183679), (1053, 1914089), (1917, 1051401), (2769, 727893), (5751, 350467), (8307, 242631), (24921, 80877), (26959, 74763)]