47920535

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{2551}}^1$

素因数の和:2603

約数の個数: 24

約数和(自身を含む): 65810976

約数和(自身を除く): 17890441

約数列:

[1, 5, 13, 17, 65, 85, 221, 289, 1105, 1445, 2551, 3757, 12755, 18785, 33163, 43367, 165815, 216835, 563771, 737239, 2818855, 3686195, 9584107, 47920535]

約数ペア:

[(1, 47920535), (5, 9584107), (13, 3686195), (17, 2818855), (65, 737239), (85, 563771), (221, 216835), (289, 165815), (1105, 43367), (1445, 33163), (2551, 18785), (3757, 12755)]