28794015

素因数分解:

$3^3\times 5^1\times {\mathrm{213289}}^1$

素因数の和:213303

約数の個数: 16

約数和(自身を含む): 51189600

約数和(自身を除く): 22395585

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 213289, 639867, 1066445, 1919601, 3199335, 5758803, 9598005, 28794015]

約数ペア:

[(1, 28794015), (3, 9598005), (5, 5758803), (9, 3199335), (15, 1919601), (27, 1066445), (45, 639867), (135, 213289)]