90810099

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{90901}}^1$

素因数の和:90947

約数の個数: 16

約数和(自身を含む): 138171040

約数和(自身を除く): 47360941

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 90901, 272703, 818109, 2454327, 3363337, 10090011, 30270033, 90810099]

約数ペア:

[(1, 90810099), (3, 30270033), (9, 10090011), (27, 3363337), (37, 2454327), (111, 818109), (333, 272703), (999, 90901)]