153943055

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{20269}}^1$

素因数の和:20319

約数の個数: 24

約数和(自身を含む): 221834880

約数和(自身を除く): 67891825

約数列:

[1, 5, 7, 31, 35, 49, 155, 217, 245, 1085, 1519, 7595, 20269, 101345, 141883, 628339, 709415, 993181, 3141695, 4398373, 4965905, 21991865, 30788611, 153943055]

約数ペア:

[(1, 153943055), (5, 30788611), (7, 21991865), (31, 4965905), (35, 4398373), (49, 3141695), (155, 993181), (217, 709415), (245, 628339), (1085, 141883), (1519, 101345), (7595, 20269)]