129214981

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{7669}}^1$

素因数の和:7788

約数の個数: 16

約数和(自身を含む): 154627200

約数和(自身を除く): 25412219

約数列:

[1, 7, 29, 83, 203, 581, 2407, 7669, 16849, 53683, 222401, 636527, 1556807, 4455689, 18459283, 129214981]

約数ペア:

[(1, 129214981), (7, 18459283), (29, 4455689), (83, 1556807), (203, 636527), (581, 222401), (2407, 53683), (7669, 16849)]