639716622

素因数分解:

$2^1\times 3^1\times {\mathrm{1229}}^1\times {\mathrm{86753}}^1$

素因数の和:87987

約数の個数: 16

約数和(自身を含む): 1280489040

約数和(自身を除く): 640772418

約数列:

[1, 2, 3, 6, 1229, 2458, 3687, 7374, 86753, 173506, 260259, 520518, 106619437, 213238874, 319858311, 639716622]

約数ペア:

[(1, 639716622), (2, 319858311), (3, 213238874), (6, 106619437), (1229, 520518), (2458, 260259), (3687, 173506), (7374, 86753)]