180212769

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{787}}^1$

素因数の和:1067

約数の個数: 40

約数和(自身を含む): 295197408

約数和(自身を除く): 114984639

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 257, 297, 771, 787, 891, 2313, 2361, 2827, 6939, 7083, 8481, 8657, 20817, 21249, 25443, 25971, 63747, 76329, 77913, 202259, 228987, 233739, 606777, 701217, 1820331, 2224849, 5460993, 6674547, 16382979, 20023641, 60070923, 180212769]

約数ペア:

[(1, 180212769), (3, 60070923), (9, 20023641), (11, 16382979), (27, 6674547), (33, 5460993), (81, 2224849), (99, 1820331), (257, 701217), (297, 606777), (771, 233739), (787, 228987), (891, 202259), (2313, 77913), (2361, 76329), (2827, 63747), (6939, 25971), (7083, 25443), (8481, 21249), (8657, 20817)]