15940071

素因数分解:

$3^5\times 7^1\times {\mathrm{9371}}^1$

素因数の和:9393

約数の個数: 24

約数和(自身を含む): 27291264

約数和(自身を除く): 11351193

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 9371, 28113, 65597, 84339, 196791, 253017, 590373, 759051, 1771119, 2277153, 5313357, 15940071]

約数ペア:

[(1, 15940071), (3, 5313357), (7, 2277153), (9, 1771119), (21, 759051), (27, 590373), (63, 253017), (81, 196791), (189, 84339), (243, 65597), (567, 28113), (1701, 9371)]