28563395

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{18979}}^1$

素因数の和:19034

約数の個数: 16

約数和(自身を含む): 40085760

約数和(自身を除く): 11522365

約数列:

[1, 5, 7, 35, 43, 215, 301, 1505, 18979, 94895, 132853, 664265, 816097, 4080485, 5712679, 28563395]

約数ペア:

[(1, 28563395), (5, 5712679), (7, 4080485), (35, 816097), (43, 664265), (215, 132853), (301, 94895), (1505, 18979)]