1221925970

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1121033}}^1$

素因数の和:1121149

約数の個数: 16

約数和(自身を含む): 2219647320

約数和(自身を除く): 997721350

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 1121033, 2242066, 5605165, 11210330, 122192597, 244385194, 610962985, 1221925970]

約数ペア:

[(1, 1221925970), (2, 610962985), (5, 244385194), (10, 122192597), (109, 11210330), (218, 5605165), (545, 2242066), (1090, 1121033)]