13777989

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{857}}^1$

素因数の和:1116

約数の個数: 16

約数和(自身を含む): 19274112

約数和(自身を除く): 5496123

約数列:

[1, 3, 23, 69, 233, 699, 857, 2571, 5359, 16077, 19711, 59133, 199681, 599043, 4592663, 13777989]

約数ペア:

[(1, 13777989), (3, 4592663), (23, 599043), (69, 199681), (233, 59133), (699, 19711), (857, 16077), (2571, 5359)]