208067790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{990799}}^1$

素因数の和:990816

約数の個数: 32

約数和(自身を含む): 570700800

約数和(自身を除く): 362633010

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 990799, 1981598, 2972397, 4953995, 5944794, 6935593, 9907990, 13871186, 14861985, 20806779, 29723970, 34677965, 41613558, 69355930, 104033895, 208067790]

約数ペア:

[(1, 208067790), (2, 104033895), (3, 69355930), (5, 41613558), (6, 34677965), (7, 29723970), (10, 20806779), (14, 14861985), (15, 13871186), (21, 9907990), (30, 6935593), (35, 5944794), (42, 4953995), (70, 2972397), (105, 1981598), (210, 990799)]