42888447

素因数分解:

$3^4\times 7^1\times {\mathrm{75641}}^1$

素因数の和:75660

約数の個数: 20

約数和(自身を含む): 73221456

約数和(自身を除く): 30333009

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 75641, 226923, 529487, 680769, 1588461, 2042307, 4765383, 6126921, 14296149, 42888447]

約数ペア:

[(1, 42888447), (3, 14296149), (7, 6126921), (9, 4765383), (21, 2042307), (27, 1588461), (63, 680769), (81, 529487), (189, 226923), (567, 75641)]