80806509

素因数分解:

$3^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{4733}}^1$

素因数の和:5017

約数の個数: 24

約数和(自身を含む): 133915392

約数和(自身を除く): 53108883

約数列:

[1, 3, 7, 9, 21, 63, 271, 813, 1897, 2439, 4733, 5691, 14199, 17073, 33131, 42597, 99393, 298179, 1282643, 3847929, 8978501, 11543787, 26935503, 80806509]

約数ペア:

[(1, 80806509), (3, 26935503), (7, 11543787), (9, 8978501), (21, 3847929), (63, 1282643), (271, 298179), (813, 99393), (1897, 42597), (2439, 33131), (4733, 17073), (5691, 14199)]