1287916006

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{499}}^1\times {\mathrm{1873}}^1$

素因数の和:2440

約数の個数: 32

約数和(自身を含む): 2125116000

約数和(自身を除く): 837199994

約数列:

[1, 2, 13, 26, 53, 106, 499, 689, 998, 1378, 1873, 3746, 6487, 12974, 24349, 26447, 48698, 52894, 99269, 198538, 343811, 687622, 934627, 1290497, 1869254, 2580994, 12150151, 24300302, 49535231, 99070462, 643958003, 1287916006]

約数ペア:

[(1, 1287916006), (2, 643958003), (13, 99070462), (26, 49535231), (53, 24300302), (106, 12150151), (499, 2580994), (689, 1869254), (998, 1290497), (1378, 934627), (1873, 687622), (3746, 343811), (6487, 198538), (12974, 99269), (24349, 52894), (26447, 48698)]