145971728

素因数分解:

$2^4\times 7^1\times {\mathrm{131}}^1\times {\mathrm{9949}}^1$

素因数の和:10095

約数の個数: 40

約数和(自身を含む): 325723200

約数和(自身を除く): 179751472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 131, 262, 524, 917, 1048, 1834, 2096, 3668, 7336, 9949, 14672, 19898, 39796, 69643, 79592, 139286, 159184, 278572, 557144, 1114288, 1303319, 2606638, 5213276, 9123233, 10426552, 18246466, 20853104, 36492932, 72985864, 145971728]

約数ペア:

[(1, 145971728), (2, 72985864), (4, 36492932), (7, 20853104), (8, 18246466), (14, 10426552), (16, 9123233), (28, 5213276), (56, 2606638), (112, 1303319), (131, 1114288), (262, 557144), (524, 278572), (917, 159184), (1048, 139286), (1834, 79592), (2096, 69643), (3668, 39796), (7336, 19898), (9949, 14672)]