1990452961

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{29803}}^1$

素因数の和:29893

約数の個数: 24

約数和(自身を含む): 2446312320

約数和(自身を除く): 455859359

約数列:

[1, 7, 29, 47, 49, 203, 329, 1363, 1421, 2303, 9541, 29803, 66787, 208621, 864287, 1400741, 1460347, 6050009, 9805187, 40621489, 42350063, 68636309, 284350423, 1990452961]

約数ペア:

[(1, 1990452961), (7, 284350423), (29, 68636309), (47, 42350063), (49, 40621489), (203, 9805187), (329, 6050009), (1363, 1460347), (1421, 1400741), (2303, 864287), (9541, 208621), (29803, 66787)]