11640321

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{509}}^1$

素因数の和:547

約数の個数: 48

約数和(自身を含む): 21705600

約数和(自身を除く): 10065279

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 121, 189, 231, 297, 363, 509, 693, 847, 1089, 1527, 2079, 2541, 3267, 3563, 4581, 5599, 7623, 10689, 13743, 16797, 22869, 32067, 39193, 50391, 61589, 96201, 117579, 151173, 184767, 352737, 431123, 554301, 1058211, 1293369, 1662903, 3880107, 11640321]

約数ペア:

[(1, 11640321), (3, 3880107), (7, 1662903), (9, 1293369), (11, 1058211), (21, 554301), (27, 431123), (33, 352737), (63, 184767), (77, 151173), (99, 117579), (121, 96201), (189, 61589), (231, 50391), (297, 39193), (363, 32067), (509, 22869), (693, 16797), (847, 13743), (1089, 10689), (1527, 7623), (2079, 5599), (2541, 4581), (3267, 3563)]