516438

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{2207}}^1$

素因数の和:2228

約数の個数: 24

約数和(自身を含む): 1205568

約数和(自身を除く): 689130

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 2207, 4414, 6621, 13242, 19863, 28691, 39726, 57382, 86073, 172146, 258219, 516438]

約数ペア:

[(1, 516438), (2, 258219), (3, 172146), (6, 86073), (9, 57382), (13, 39726), (18, 28691), (26, 19863), (39, 13242), (78, 6621), (117, 4414), (234, 2207)]