28845215

素因数分解:

$5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{7561}}^1$

素因数の和:7682

約数の個数: 16

約数和(自身を含む): 39927360

約数和(自身を除く): 11082145

約数列:

[1, 5, 7, 35, 109, 545, 763, 3815, 7561, 37805, 52927, 264635, 824149, 4120745, 5769043, 28845215]

約数ペア:

[(1, 28845215), (5, 5769043), (7, 4120745), (35, 824149), (109, 264635), (545, 52927), (763, 37805), (3815, 7561)]