971128825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{61757}}^1$

素因数の和:61821

約数の個数: 24

約数和(自身を含む): 1309516632

約数和(自身を除く): 338387807

約数列:

[1, 5, 17, 25, 37, 85, 185, 425, 629, 925, 3145, 15725, 61757, 308785, 1049869, 1543925, 2285009, 5249345, 11425045, 26246725, 38845153, 57125225, 194225765, 971128825]

約数ペア:

[(1, 971128825), (5, 194225765), (17, 57125225), (25, 38845153), (37, 26246725), (85, 11425045), (185, 5249345), (425, 2285009), (629, 1543925), (925, 1049869), (3145, 308785), (15725, 61757)]