81317646

素因数分解:

$2^1\times 3^2\times {\mathrm{107}}^1\times {\mathrm{42221}}^1$

素因数の和:42336

約数の個数: 24

約数和(自身を含む): 177839064

約数和(自身を除く): 96521418

約数列:

[1, 2, 3, 6, 9, 18, 107, 214, 321, 642, 963, 1926, 42221, 84442, 126663, 253326, 379989, 759978, 4517647, 9035294, 13552941, 27105882, 40658823, 81317646]

約数ペア:

[(1, 81317646), (2, 40658823), (3, 27105882), (6, 13552941), (9, 9035294), (18, 4517647), (107, 759978), (214, 379989), (321, 253326), (642, 126663), (963, 84442), (1926, 42221)]