28312005

素因数分解:

$3^1\times 5^1\times {\mathrm{907}}^1\times {\mathrm{2081}}^1$

素因数の和:2996

約数の個数: 16

約数和(自身を含む): 45370944

約数和(自身を除く): 17058939

約数列:

[1, 3, 5, 15, 907, 2081, 2721, 4535, 6243, 10405, 13605, 31215, 1887467, 5662401, 9437335, 28312005]

約数ペア:

[(1, 28312005), (3, 9437335), (5, 5662401), (15, 1887467), (907, 31215), (2081, 13605), (2721, 10405), (4535, 6243)]