26693163

素因数分解:

$3^2\times 7^1\times {\mathrm{641}}^1\times {\mathrm{661}}^1$

素因数の和:1315

約数の個数: 24

約数和(自身を含む): 44200416

約数和(自身を除く): 17507253

約数列:

[1, 3, 7, 9, 21, 63, 641, 661, 1923, 1983, 4487, 4627, 5769, 5949, 13461, 13881, 40383, 41643, 423701, 1271103, 2965907, 3813309, 8897721, 26693163]

約数ペア:

[(1, 26693163), (3, 8897721), (7, 3813309), (9, 2965907), (21, 1271103), (63, 423701), (641, 41643), (661, 40383), (1923, 13881), (1983, 13461), (4487, 5949), (4627, 5769)]