280652546

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{431}}^1$

素因数の和:674

約数の個数: 32

約数和(自身を含む): 444787200

約数和(自身を除く): 164134654

約数列:

[1, 2, 29, 58, 103, 109, 206, 218, 431, 862, 2987, 3161, 5974, 6322, 11227, 12499, 22454, 24998, 44393, 46979, 88786, 93958, 325583, 651166, 1287397, 1362391, 2574794, 2724782, 4838837, 9677674, 140326273, 280652546]

約数ペア:

[(1, 280652546), (2, 140326273), (29, 9677674), (58, 4838837), (103, 2724782), (109, 2574794), (206, 1362391), (218, 1287397), (431, 651166), (862, 325583), (2987, 93958), (3161, 88786), (5974, 46979), (6322, 44393), (11227, 24998), (12499, 22454)]