55565217

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{89477}}^1$

素因数の和:89509

約数の個数: 16

約数和(自身を含む): 85898880

約数和(自身を除く): 30333663

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 89477, 268431, 805293, 2057971, 2415879, 6173913, 18521739, 55565217]

約数ペア:

[(1, 55565217), (3, 18521739), (9, 6173913), (23, 2415879), (27, 2057971), (69, 805293), (207, 268431), (621, 89477)]