20151057535

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{284881}}^1$

素因数の和:284983

約数の個数: 32

約数和(自身を含む): 28880197632

約数和(自身を除く): 8729140097

約数列:

[1, 5, 7, 35, 43, 47, 215, 235, 301, 329, 1505, 1645, 2021, 10105, 14147, 70735, 284881, 1424405, 1994167, 9970835, 12249883, 13389407, 61249415, 66947035, 85749181, 93725849, 428745905, 468629245, 575744501, 2878722505, 4030211507, 20151057535]

約数ペア:

[(1, 20151057535), (5, 4030211507), (7, 2878722505), (35, 575744501), (43, 468629245), (47, 428745905), (215, 93725849), (235, 85749181), (301, 66947035), (329, 61249415), (1505, 13389407), (1645, 12249883), (2021, 9970835), (10105, 1994167), (14147, 1424405), (70735, 284881)]