9887787

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12073}}^1$

素因数の和:12099

約数の個数: 24

約数和(自身を含む): 17579744

約数和(自身を除く): 7691957

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 12073, 36219, 84511, 108657, 156949, 253533, 470847, 760599, 1098643, 1412541, 3295929, 9887787]

約数ペア:

[(1, 9887787), (3, 3295929), (7, 1412541), (9, 1098643), (13, 760599), (21, 470847), (39, 253533), (63, 156949), (91, 108657), (117, 84511), (273, 36219), (819, 12073)]