51231087

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{2287}}^1$

素因数の和:2443

約数の個数: 24

約数和(自身を含む): 78524160

約数和(自身を除く): 27293073

約数列:

[1, 3, 9, 19, 57, 131, 171, 393, 1179, 2287, 2489, 6861, 7467, 20583, 22401, 43453, 130359, 299597, 391077, 898791, 2696373, 5692343, 17077029, 51231087]

約数ペア:

[(1, 51231087), (3, 17077029), (9, 5692343), (19, 2696373), (57, 898791), (131, 391077), (171, 299597), (393, 130359), (1179, 43453), (2287, 22401), (2489, 20583), (6861, 7467)]