311580243

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{887693}}^1$

素因数の和:887715

約数の個数: 16

約数和(自身を含む): 497108640

約数和(自身を除く): 185528397

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 887693, 2663079, 7989237, 11540009, 23967711, 34620027, 103860081, 311580243]

約数ペア:

[(1, 311580243), (3, 103860081), (9, 34620027), (13, 23967711), (27, 11540009), (39, 7989237), (117, 2663079), (351, 887693)]