1639102479

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{301361}}^1$

素因数の和:301415

約数の個数: 24

約数和(自身を含む): 2611000368

約数和(自身を除く): 971897889

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 301361, 904083, 2109527, 6328581, 11150357, 14766689, 33451071, 44300067, 78052499, 234157497, 546367493, 1639102479]

約数ペア:

[(1, 1639102479), (3, 546367493), (7, 234157497), (21, 78052499), (37, 44300067), (49, 33451071), (111, 14766689), (147, 11150357), (259, 6328581), (777, 2109527), (1813, 904083), (5439, 301361)]