788890599

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{2293}}^1$

素因数の和:2476

約数の個数: 48

約数和(自身を含む): 1343660032

約数和(自身を除く): 554769433

約数列:

[1, 3, 7, 9, 21, 43, 63, 127, 129, 301, 381, 387, 889, 903, 1143, 2293, 2667, 2709, 5461, 6879, 8001, 16051, 16383, 20637, 38227, 48153, 49149, 98599, 114681, 144459, 291211, 295797, 344043, 690193, 873633, 887391, 2038477, 2070579, 2620899, 6115431, 6211737, 12522073, 18346293, 37566219, 87654511, 112698657, 262963533, 788890599]

約数ペア:

[(1, 788890599), (3, 262963533), (7, 112698657), (9, 87654511), (21, 37566219), (43, 18346293), (63, 12522073), (127, 6211737), (129, 6115431), (301, 2620899), (381, 2070579), (387, 2038477), (889, 887391), (903, 873633), (1143, 690193), (2293, 344043), (2667, 295797), (2709, 291211), (5461, 144459), (6879, 114681), (8001, 98599), (16051, 49149), (16383, 48153), (20637, 38227)]