28339990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{6637}}^1$

素因数の和:6712

約数の個数: 32

約数和(自身を含む): 59264064

約数和(自身を除く): 30924074

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 427, 610, 854, 2135, 4270, 6637, 13274, 33185, 46459, 66370, 92918, 232295, 404857, 464590, 809714, 2024285, 2833999, 4048570, 5667998, 14169995, 28339990]

約数ペア:

[(1, 28339990), (2, 14169995), (5, 5667998), (7, 4048570), (10, 2833999), (14, 2024285), (35, 809714), (61, 464590), (70, 404857), (122, 232295), (305, 92918), (427, 66370), (610, 46459), (854, 33185), (2135, 13274), (4270, 6637)]