28515235

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{18947}}^1$

素因数の和:19002

約数の個数: 16

約数和(自身を含む): 40018176

約数和(自身を除く): 11502941

約数列:

[1, 5, 7, 35, 43, 215, 301, 1505, 18947, 94735, 132629, 663145, 814721, 4073605, 5703047, 28515235]

約数ペア:

[(1, 28515235), (5, 5703047), (7, 4073605), (35, 814721), (43, 663145), (215, 132629), (301, 94735), (1505, 18947)]