12880989

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5657}}^1$

素因数の和:5697

約数の個数: 24

約数和(自身を含む): 21183552

約数和(自身を除く): 8302563

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 759, 2277, 5657, 16971, 50913, 62227, 130111, 186681, 390333, 560043, 1170999, 1431221, 4293663, 12880989]

約数ペア:

[(1, 12880989), (3, 4293663), (9, 1431221), (11, 1170999), (23, 560043), (33, 390333), (69, 186681), (99, 130111), (207, 62227), (253, 50913), (759, 16971), (2277, 5657)]