188938449

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{63809}}^1$

素因数の和:63869

約数の個数: 24

約数和(自身を含む): 318539520

約数和(自身を除く): 129601071

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 63809, 191427, 446663, 574281, 1339989, 2999023, 4019967, 8997069, 20993161, 26991207, 62979483, 188938449]

約数ペア:

[(1, 188938449), (3, 62979483), (7, 26991207), (9, 20993161), (21, 8997069), (47, 4019967), (63, 2999023), (141, 1339989), (329, 574281), (423, 446663), (987, 191427), (2961, 63809)]