55547289

素因数分解:

$3^4\times 7^1\times {\mathrm{97967}}^1$

素因数の和:97986

約数の個数: 20

約数和(自身を含む): 94833024

約数和(自身を除く): 39285735

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 97967, 293901, 685769, 881703, 2057307, 2645109, 6171921, 7935327, 18515763, 55547289]

約数ペア:

[(1, 55547289), (3, 18515763), (7, 7935327), (9, 6171921), (21, 2645109), (27, 2057307), (63, 881703), (81, 685769), (189, 293901), (567, 97967)]