13401423

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:173

約数の個数: 64

約数和(自身を含む): 24837120

約数和(自身を除く): 11435697

約数列:

[1, 3, 7, 9, 17, 21, 27, 43, 51, 63, 97, 119, 129, 153, 189, 291, 301, 357, 387, 459, 679, 731, 873, 903, 1071, 1161, 1649, 2037, 2193, 2619, 2709, 3213, 4171, 4947, 5117, 6111, 6579, 8127, 11543, 12513, 14841, 15351, 18333, 19737, 29197, 34629, 37539, 44523, 46053, 70907, 87591, 103887, 112617, 138159, 212721, 262773, 311661, 496349, 638163, 788319, 1489047, 1914489, 4467141, 13401423]

約数ペア:

[(1, 13401423), (3, 4467141), (7, 1914489), (9, 1489047), (17, 788319), (21, 638163), (27, 496349), (43, 311661), (51, 262773), (63, 212721), (97, 138159), (119, 112617), (129, 103887), (153, 87591), (189, 70907), (291, 46053), (301, 44523), (357, 37539), (387, 34629), (459, 29197), (679, 19737), (731, 18333), (873, 15351), (903, 14841), (1071, 12513), (1161, 11543), (1649, 8127), (2037, 6579), (2193, 6111), (2619, 5117), (2709, 4947), (3213, 4171)]