28738503

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{17449}}^1$

素因数の和:17519

約数の個数: 16

約数和(自身を含む): 43276000

約数和(自身を除く): 14537497

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 17449, 52347, 157041, 471123, 1064389, 3193167, 9579501, 28738503]

約数ペア:

[(1, 28738503), (3, 9579501), (9, 3193167), (27, 1064389), (61, 471123), (183, 157041), (549, 52347), (1647, 17449)]