78538383

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1021}}^1$

素因数の和:1085

約数の個数: 64

約数和(自身を含む): 149130240

約数和(自身を除く): 70591857

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 37, 63, 77, 99, 111, 189, 231, 259, 297, 333, 407, 693, 777, 999, 1021, 1221, 2079, 2331, 2849, 3063, 3663, 6993, 7147, 8547, 9189, 10989, 11231, 21441, 25641, 27567, 33693, 37777, 64323, 76923, 78617, 101079, 113331, 192969, 235851, 264439, 303237, 339993, 415547, 707553, 793317, 1019979, 1246641, 2122659, 2379951, 2908829, 3739923, 7139853, 8726487, 11219769, 26179461, 78538383]

約数ペア:

[(1, 78538383), (3, 26179461), (7, 11219769), (9, 8726487), (11, 7139853), (21, 3739923), (27, 2908829), (33, 2379951), (37, 2122659), (63, 1246641), (77, 1019979), (99, 793317), (111, 707553), (189, 415547), (231, 339993), (259, 303237), (297, 264439), (333, 235851), (407, 192969), (693, 113331), (777, 101079), (999, 78617), (1021, 76923), (1221, 64323), (2079, 37777), (2331, 33693), (2849, 27567), (3063, 25641), (3663, 21441), (6993, 11231), (7147, 10989), (8547, 9189)]