12531987

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4657}}^1$

素因数の和:4699

約数の個数: 24

約数和(自身を含む): 20346144

約数和(自身を除く): 7814157

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2691, 4657, 13971, 41913, 60541, 107111, 181623, 321333, 544869, 963999, 1392443, 4177329, 12531987]

約数ペア:

[(1, 12531987), (3, 4177329), (9, 1392443), (13, 963999), (23, 544869), (39, 321333), (69, 181623), (117, 107111), (207, 60541), (299, 41913), (897, 13971), (2691, 4657)]