28098175

素因数分解:

$5^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{523}}^1$

素因数の和:847

約数の個数: 24

約数和(自身を含む): 40025216

約数和(自身を除く): 11927041

約数列:

[1, 5, 7, 25, 35, 175, 307, 523, 1535, 2149, 2615, 3661, 7675, 10745, 13075, 18305, 53725, 91525, 160561, 802805, 1123927, 4014025, 5619635, 28098175]

約数ペア:

[(1, 28098175), (5, 5619635), (7, 4014025), (25, 1123927), (35, 802805), (175, 160561), (307, 91525), (523, 53725), (1535, 18305), (2149, 13075), (2615, 10745), (3661, 7675)]