214640930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{28657}}^1$

素因数の和:28778

約数の個数: 32

約数和(自身を含む): 445689216

約数和(自身を除く): 231048286

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 107, 214, 535, 749, 1070, 1498, 3745, 7490, 28657, 57314, 143285, 200599, 286570, 401198, 1002995, 2005990, 3066299, 6132598, 15331495, 21464093, 30662990, 42928186, 107320465, 214640930]

約数ペア:

[(1, 214640930), (2, 107320465), (5, 42928186), (7, 30662990), (10, 21464093), (14, 15331495), (35, 6132598), (70, 3066299), (107, 2005990), (214, 1002995), (535, 401198), (749, 286570), (1070, 200599), (1498, 143285), (3745, 57314), (7490, 28657)]