81188613

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{3191}}^1$

素因数の和:3465

約数の個数: 24

約数和(自身を含む): 128471616

約数和(自身を除く): 47283003

約数列:

[1, 3, 9, 11, 33, 99, 257, 771, 2313, 2827, 3191, 8481, 9573, 25443, 28719, 35101, 105303, 315909, 820087, 2460261, 7380783, 9020957, 27062871, 81188613]

約数ペア:

[(1, 81188613), (3, 27062871), (9, 9020957), (11, 7380783), (33, 2460261), (99, 820087), (257, 315909), (771, 105303), (2313, 35101), (2827, 28719), (3191, 25443), (8481, 9573)]