139196281

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 169205760

約数和(自身を除く): 30009479

約数列:

[1, 7, 47, 59, 71, 101, 329, 413, 497, 707, 2773, 3337, 4189, 4747, 5959, 7171, 19411, 23359, 29323, 33229, 41713, 50197, 196883, 280073, 337037, 423089, 1378181, 1960511, 2359259, 2961623, 19885183, 139196281]

約数ペア:

[(1, 139196281), (7, 19885183), (47, 2961623), (59, 2359259), (71, 1960511), (101, 1378181), (329, 423089), (413, 337037), (497, 280073), (707, 196883), (2773, 50197), (3337, 41713), (4189, 33229), (4747, 29323), (5959, 23359), (7171, 19411)]