51212826

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{83}}^2$

素因数の和:240

約数の個数: 72

約数和(自身を含む): 130534560

約数和(自身を除く): 79321734

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 59, 63, 83, 118, 126, 166, 177, 249, 354, 413, 498, 531, 581, 747, 826, 1062, 1162, 1239, 1494, 1743, 2478, 3486, 3717, 4897, 5229, 6889, 7434, 9794, 10458, 13778, 14691, 20667, 29382, 34279, 41334, 44073, 48223, 62001, 68558, 88146, 96446, 102837, 124002, 144669, 205674, 289338, 308511, 406451, 434007, 617022, 812902, 868014, 1219353, 2438706, 2845157, 3658059, 5690314, 7316118, 8535471, 17070942, 25606413, 51212826]

約数ペア:

[(1, 51212826), (2, 25606413), (3, 17070942), (6, 8535471), (7, 7316118), (9, 5690314), (14, 3658059), (18, 2845157), (21, 2438706), (42, 1219353), (59, 868014), (63, 812902), (83, 617022), (118, 434007), (126, 406451), (166, 308511), (177, 289338), (249, 205674), (354, 144669), (413, 124002), (498, 102837), (531, 96446), (581, 88146), (747, 68558), (826, 62001), (1062, 48223), (1162, 44073), (1239, 41334), (1494, 34279), (1743, 29382), (2478, 20667), (3486, 14691), (3717, 13778), (4897, 10458), (5229, 9794), (6889, 7434)]