81555903

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2347}}^1$

素因数の和:2386

約数の個数: 48

約数和(自身を含む): 143584896

約数和(自身を除く): 62028993

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 143, 243, 297, 351, 429, 891, 1053, 1287, 2347, 2673, 3159, 3861, 7041, 11583, 21123, 25817, 30511, 34749, 63369, 77451, 91533, 190107, 232353, 274599, 335621, 570321, 697059, 823797, 1006863, 2091177, 2471391, 3020589, 6273531, 7414173, 9061767, 27185301, 81555903]

約数ペア:

[(1, 81555903), (3, 27185301), (9, 9061767), (11, 7414173), (13, 6273531), (27, 3020589), (33, 2471391), (39, 2091177), (81, 1006863), (99, 823797), (117, 697059), (143, 570321), (243, 335621), (297, 274599), (351, 232353), (429, 190107), (891, 91533), (1053, 77451), (1287, 63369), (2347, 34749), (2673, 30511), (3159, 25817), (3861, 21123), (7041, 11583)]