289449927

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{66863}}^1$

素因数の和:66919

約数の個数: 24

約数和(自身を含む): 462431424

約数和(自身を除く): 172981497

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 66863, 200589, 601767, 869219, 2473931, 2607657, 7421793, 7822971, 22265379, 32161103, 96483309, 289449927]

約数ペア:

[(1, 289449927), (3, 96483309), (9, 32161103), (13, 22265379), (37, 7822971), (39, 7421793), (111, 2607657), (117, 2473931), (333, 869219), (481, 601767), (1443, 200589), (4329, 66863)]