428654401

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{1553}}^1$

素因数の和:1741

約数の個数: 24

約数和(自身を含む): 514461024

約数和(自身を除く): 85806623

約数列:

[1, 7, 43, 49, 131, 301, 917, 1553, 2107, 5633, 6419, 10871, 39431, 66779, 76097, 203443, 276017, 467453, 1424101, 3272171, 8748049, 9968707, 61236343, 428654401]

約数ペア:

[(1, 428654401), (7, 61236343), (43, 9968707), (49, 8748049), (131, 3272171), (301, 1424101), (917, 467453), (1553, 276017), (2107, 203443), (5633, 76097), (6419, 66779), (10871, 39431)]