56178171

素因数分解:

$3^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2269}}^1$

素因数の和:2416

約数の個数: 32

約数和(自身を含む): 95884800

約数和(自身を除く): 39706629

約数列:

[1, 3, 7, 9, 21, 27, 63, 131, 189, 393, 917, 1179, 2269, 2751, 3537, 6807, 8253, 15883, 20421, 24759, 47649, 61263, 142947, 297239, 428841, 891717, 2080673, 2675151, 6242019, 8025453, 18726057, 56178171]

約数ペア:

[(1, 56178171), (3, 18726057), (7, 8025453), (9, 6242019), (21, 2675151), (27, 2080673), (63, 891717), (131, 428841), (189, 297239), (393, 142947), (917, 61263), (1179, 47649), (2269, 24759), (2751, 20421), (3537, 15883), (6807, 8253)]