28049615

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{653}}^1$

素因数の和:751

約数の個数: 24

約数和(自身を含む): 37576224

約数和(自身を除く): 9526609

約数列:

[1, 5, 11, 55, 71, 121, 355, 605, 653, 781, 3265, 3905, 7183, 8591, 35915, 42955, 46363, 79013, 231815, 395065, 509993, 2549965, 5609923, 28049615]

約数ペア:

[(1, 28049615), (5, 5609923), (11, 2549965), (55, 509993), (71, 395065), (121, 231815), (355, 79013), (605, 46363), (653, 42955), (781, 35915), (3265, 8591), (3905, 7183)]