289342508

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{10889}}^1$

素因数の和:10986

約数の個数: 48

約数和(自身を含む): 631794240

約数和(自身を除く): 342451732

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 73, 91, 146, 182, 292, 364, 511, 949, 1022, 1898, 2044, 3796, 6643, 10889, 13286, 21778, 26572, 43556, 76223, 141557, 152446, 283114, 304892, 566228, 794897, 990899, 1589794, 1981798, 3179588, 3963596, 5564279, 10333661, 11128558, 20667322, 22257116, 41334644, 72335627, 144671254, 289342508]

約数ペア:

[(1, 289342508), (2, 144671254), (4, 72335627), (7, 41334644), (13, 22257116), (14, 20667322), (26, 11128558), (28, 10333661), (52, 5564279), (73, 3963596), (91, 3179588), (146, 1981798), (182, 1589794), (292, 990899), (364, 794897), (511, 566228), (949, 304892), (1022, 283114), (1898, 152446), (2044, 141557), (3796, 76223), (6643, 43556), (10889, 26572), (13286, 21778)]