1320399038

素因数分解:

$2^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{242453}}^1$

素因数の和:242851

約数の個数: 16

約数和(自身を含む): 2269369440

約数和(自身を除く): 948970402

約数列:

[1, 2, 7, 14, 389, 778, 2723, 5446, 242453, 484906, 1697171, 3394342, 94314217, 188628434, 660199519, 1320399038]

約数ペア:

[(1, 1320399038), (2, 660199519), (7, 188628434), (14, 94314217), (389, 3394342), (778, 1697171), (2723, 484906), (5446, 242453)]