26716221

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{2089}}^1$

素因数の和:2138

約数の個数: 36

約数和(自身を含む): 46460700

約数和(自身を除く): 19744479

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 87, 147, 203, 261, 441, 609, 1421, 1827, 2089, 4263, 6267, 12789, 14623, 18801, 43869, 60581, 102361, 131607, 181743, 307083, 424067, 545229, 921249, 1272201, 2968469, 3816603, 8905407, 26716221]

約数ペア:

[(1, 26716221), (3, 8905407), (7, 3816603), (9, 2968469), (21, 1272201), (29, 921249), (49, 545229), (63, 424067), (87, 307083), (147, 181743), (203, 131607), (261, 102361), (441, 60581), (609, 43869), (1421, 18801), (1827, 14623), (2089, 12789), (4263, 6267)]