71311788

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{761}}^1$

素因数の和:927

約数の個数: 72

約数和(自身を含む): 191383920

約数和(自身を除く): 120072132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 137, 171, 228, 274, 342, 411, 548, 684, 761, 822, 1233, 1522, 1644, 2283, 2466, 2603, 3044, 4566, 4932, 5206, 6849, 7809, 9132, 10412, 13698, 14459, 15618, 23427, 27396, 28918, 31236, 43377, 46854, 57836, 86754, 93708, 104257, 130131, 173508, 208514, 260262, 312771, 417028, 520524, 625542, 938313, 1251084, 1876626, 1980883, 3753252, 3961766, 5942649, 7923532, 11885298, 17827947, 23770596, 35655894, 71311788]

約数ペア:

[(1, 71311788), (2, 35655894), (3, 23770596), (4, 17827947), (6, 11885298), (9, 7923532), (12, 5942649), (18, 3961766), (19, 3753252), (36, 1980883), (38, 1876626), (57, 1251084), (76, 938313), (114, 625542), (137, 520524), (171, 417028), (228, 312771), (274, 260262), (342, 208514), (411, 173508), (548, 130131), (684, 104257), (761, 93708), (822, 86754), (1233, 57836), (1522, 46854), (1644, 43377), (2283, 31236), (2466, 28918), (2603, 27396), (3044, 23427), (4566, 15618), (4932, 14459), (5206, 13698), (6849, 10412), (7809, 9132)]