128380545

素因数分解:

$3^6\times 5^1\times {\mathrm{35221}}^1$

素因数の和:35244

約数の個数: 28

約数和(自身を含む): 230985876

約数和(自身を除く): 102605331

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 35221, 105663, 176105, 316989, 528315, 950967, 1584945, 2852901, 4754835, 8558703, 14264505, 25676109, 42793515, 128380545]

約数ペア:

[(1, 128380545), (3, 42793515), (5, 25676109), (9, 14264505), (15, 8558703), (27, 4754835), (45, 2852901), (81, 1584945), (135, 950967), (243, 528315), (405, 316989), (729, 176105), (1215, 105663), (3645, 35221)]