16521327

素因数分解:

$3^6\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:322

約数の個数: 28

約数和(自身を含む): 25104024

約数和(自身を除く): 8582697

約数列:

[1, 3, 9, 27, 81, 131, 173, 243, 393, 519, 729, 1179, 1557, 3537, 4671, 10611, 14013, 22663, 31833, 42039, 67989, 95499, 126117, 203967, 611901, 1835703, 5507109, 16521327]

約数ペア:

[(1, 16521327), (3, 5507109), (9, 1835703), (27, 611901), (81, 203967), (131, 126117), (173, 95499), (243, 67989), (393, 42039), (519, 31833), (729, 22663), (1179, 14013), (1557, 10611), (3537, 4671)]