219319009

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{22111}}^1$

素因数の和:22240

約数の個数: 16

約数和(自身を含む): 272419840

約数和(自身を除く): 53100831

約数列:

[1, 7, 13, 91, 109, 763, 1417, 9919, 22111, 154777, 287443, 2012101, 2410099, 16870693, 31331287, 219319009]

約数ペア:

[(1, 219319009), (7, 31331287), (13, 16870693), (91, 2410099), (109, 2012101), (763, 287443), (1417, 154777), (9919, 22111)]