55781859

素因数分解:

$3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{12589}}^1$

素因数の和:12810

約数の個数: 16

約数和(自身を含む): 85410560

約数和(自身を除く): 29628701

約数列:

[1, 3, 7, 21, 211, 633, 1477, 4431, 12589, 37767, 88123, 264369, 2656279, 7968837, 18593953, 55781859]

約数ペア:

[(1, 55781859), (3, 18593953), (7, 7968837), (21, 2656279), (211, 264369), (633, 88123), (1477, 37767), (4431, 12589)]