13408839

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{307}}^1$

素因数の和:547

約数の個数: 24

約数和(自身を含む): 20372352

約数和(自身を除く): 6963513

約数列:

[1, 3, 9, 23, 69, 207, 211, 307, 633, 921, 1899, 2763, 4853, 7061, 14559, 21183, 43677, 63549, 64777, 194331, 582993, 1489871, 4469613, 13408839]

約数ペア:

[(1, 13408839), (3, 4469613), (9, 1489871), (23, 582993), (69, 194331), (207, 64777), (211, 63549), (307, 43677), (633, 21183), (921, 14559), (1899, 7061), (2763, 4853)]