81979065

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2683}}^1$

素因数の和:2798

約数の個数: 48

約数和(自身を含む): 164131968

約数和(自身を除く): 82152903

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 97, 105, 291, 315, 485, 679, 873, 1455, 2037, 2683, 3395, 4365, 6111, 8049, 10185, 13415, 18781, 24147, 30555, 40245, 56343, 93905, 120735, 169029, 260251, 281715, 780753, 845145, 1301255, 1821757, 2342259, 3903765, 5465271, 9108785, 11711295, 16395813, 27326355, 81979065]

約数ペア:

[(1, 81979065), (3, 27326355), (5, 16395813), (7, 11711295), (9, 9108785), (15, 5465271), (21, 3903765), (35, 2342259), (45, 1821757), (63, 1301255), (97, 845145), (105, 780753), (291, 281715), (315, 260251), (485, 169029), (679, 120735), (873, 93905), (1455, 56343), (2037, 40245), (2683, 30555), (3395, 24147), (4365, 18781), (6111, 13415), (8049, 10185)]