28170555

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{268291}}^1$

素因数の和:268306

約数の個数: 16

約数和(自身を含む): 51512064

約数和(自身を除く): 23341509

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 268291, 804873, 1341455, 1878037, 4024365, 5634111, 9390185, 28170555]

約数ペア:

[(1, 28170555), (3, 9390185), (5, 5634111), (7, 4024365), (15, 1878037), (21, 1341455), (35, 804873), (105, 268291)]