42447279

素因数分解:

$3^1\times 7^4\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:185

約数の個数: 40

約数和(自身を含む): 67761792

約数和(自身を除く): 25314513

約数列:

[1, 3, 7, 21, 49, 71, 83, 147, 213, 249, 343, 497, 581, 1029, 1491, 1743, 2401, 3479, 4067, 5893, 7203, 10437, 12201, 17679, 24353, 28469, 41251, 73059, 85407, 123753, 170471, 199283, 288757, 511413, 597849, 866271, 2021299, 6063897, 14149093, 42447279]

約数ペア:

[(1, 42447279), (3, 14149093), (7, 6063897), (21, 2021299), (49, 866271), (71, 597849), (83, 511413), (147, 288757), (213, 199283), (249, 170471), (343, 123753), (497, 85407), (581, 73059), (1029, 41251), (1491, 28469), (1743, 24353), (2401, 17679), (3479, 12201), (4067, 10437), (5893, 7203)]