3999887416

素因数分解:

$2^3\times 7^1\times {\mathrm{71426561}}^1$

素因数の和:71426574

約数の個数: 16

約数和(自身を含む): 8571187440

約数和(自身を除く): 4571300024

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71426561, 142853122, 285706244, 499985927, 571412488, 999971854, 1999943708, 3999887416]

約数ペア:

[(1, 3999887416), (2, 1999943708), (4, 999971854), (7, 571412488), (8, 499985927), (14, 285706244), (28, 142853122), (56, 71426561)]