204706905

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{9631}}^1$

素因数の和:9761

約数の個数: 32

約数和(自身を含む): 355998720

約数和(自身を除く): 151291815

約数列:

[1, 3, 5, 13, 15, 39, 65, 109, 195, 327, 545, 1417, 1635, 4251, 7085, 9631, 21255, 28893, 48155, 125203, 144465, 375609, 626015, 1049779, 1878045, 3149337, 5248895, 13647127, 15746685, 40941381, 68235635, 204706905]

約数ペア:

[(1, 204706905), (3, 68235635), (5, 40941381), (13, 15746685), (15, 13647127), (39, 5248895), (65, 3149337), (109, 1878045), (195, 1049779), (327, 626015), (545, 375609), (1417, 144465), (1635, 125203), (4251, 48155), (7085, 28893), (9631, 21255)]