28152565

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{11329}}^1$

素因数の和:11412

約数の個数: 16

約数和(自身を含む): 39156480

約数和(自身を除く): 11003915

約数列:

[1, 5, 7, 35, 71, 355, 497, 2485, 11329, 56645, 79303, 396515, 804359, 4021795, 5630513, 28152565]

約数ペア:

[(1, 28152565), (5, 5630513), (7, 4021795), (35, 804359), (71, 396515), (355, 79303), (497, 56645), (2485, 11329)]