20230749

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 38522880

約数和(自身を除く): 18292131

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 37, 63, 77, 99, 111, 189, 231, 259, 263, 297, 333, 407, 693, 777, 789, 999, 1221, 1841, 2079, 2331, 2367, 2849, 2893, 3663, 5523, 6993, 7101, 8547, 8679, 9731, 10989, 16569, 20251, 25641, 26037, 29193, 49707, 60753, 68117, 76923, 78111, 87579, 107041, 182259, 204351, 262737, 321123, 546777, 613053, 749287, 963369, 1839159, 2247861, 2890107, 6743583, 20230749]

約数ペア:

[(1, 20230749), (3, 6743583), (7, 2890107), (9, 2247861), (11, 1839159), (21, 963369), (27, 749287), (33, 613053), (37, 546777), (63, 321123), (77, 262737), (99, 204351), (111, 182259), (189, 107041), (231, 87579), (259, 78111), (263, 76923), (297, 68117), (333, 60753), (407, 49707), (693, 29193), (777, 26037), (789, 25641), (999, 20251), (1221, 16569), (1841, 10989), (2079, 9731), (2331, 8679), (2367, 8547), (2849, 7101), (2893, 6993), (3663, 5523)]