28137669

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{293}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 45722880

約数和(自身を除く): 17585211

約数列:

[1, 3, 7, 17, 21, 51, 119, 269, 293, 357, 807, 879, 1883, 2051, 4573, 4981, 5649, 6153, 13719, 14943, 32011, 34867, 78817, 96033, 104601, 236451, 551719, 1339889, 1655157, 4019667, 9379223, 28137669]

約数ペア:

[(1, 28137669), (3, 9379223), (7, 4019667), (17, 1655157), (21, 1339889), (51, 551719), (119, 236451), (269, 104601), (293, 96033), (357, 78817), (807, 34867), (879, 32011), (1883, 14943), (2051, 13719), (4573, 6153), (4981, 5649)]