211069725

素因数分解:

$3^1\times 5^2\times {\mathrm{523}}^1\times {\mathrm{5381}}^1$

素因数の和:5917

約数の個数: 24

約数和(自身を含む): 349700832

約数和(自身を除く): 138631107

約数列:

[1, 3, 5, 15, 25, 75, 523, 1569, 2615, 5381, 7845, 13075, 16143, 26905, 39225, 80715, 134525, 403575, 2814263, 8442789, 14071315, 42213945, 70356575, 211069725]

約数ペア:

[(1, 211069725), (3, 70356575), (5, 42213945), (15, 14071315), (25, 8442789), (75, 2814263), (523, 403575), (1569, 134525), (2615, 80715), (5381, 39225), (7845, 26905), (13075, 16143)]