71140509

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 117936000

約数和(自身を除く): 46795491

約数列:

[1, 3, 9, 11, 29, 33, 71, 87, 99, 213, 261, 319, 349, 639, 781, 957, 1047, 2059, 2343, 2871, 3141, 3839, 6177, 7029, 10121, 11517, 18531, 22649, 24779, 30363, 34551, 67947, 74337, 91089, 111331, 203841, 223011, 272569, 333993, 718591, 817707, 1001979, 2155773, 2453121, 6467319, 7904501, 23713503, 71140509]

約数ペア:

[(1, 71140509), (3, 23713503), (9, 7904501), (11, 6467319), (29, 2453121), (33, 2155773), (71, 1001979), (87, 817707), (99, 718591), (213, 333993), (261, 272569), (319, 223011), (349, 203841), (639, 111331), (781, 91089), (957, 74337), (1047, 67947), (2059, 34551), (2343, 30363), (2871, 24779), (3141, 22649), (3839, 18531), (6177, 11517), (7029, 10121)]