28345995

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5779}}^1$

素因数の和:5899

約数の個数: 24

約数和(自身を含む): 49592400

約数和(自身を除く): 21246405

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 4905, 5779, 17337, 28895, 52011, 86685, 260055, 629911, 1889733, 3149555, 5669199, 9448665, 28345995]

約数ペア:

[(1, 28345995), (3, 9448665), (5, 5669199), (9, 3149555), (15, 1889733), (45, 629911), (109, 260055), (327, 86685), (545, 52011), (981, 28895), (1635, 17337), (4905, 5779)]