386945181

素因数分解:

$3^6\times 7^1\times {\mathrm{191}}^1\times {\mathrm{397}}^1$

素因数の和:613

約数の個数: 56

約数和(自身を含む): 668181504

約数和(自身を除く): 281236323

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 191, 243, 397, 567, 573, 729, 1191, 1337, 1701, 1719, 2779, 3573, 4011, 5103, 5157, 8337, 10719, 12033, 15471, 25011, 32157, 36099, 46413, 75033, 75827, 96471, 108297, 139239, 225099, 227481, 289413, 324891, 530789, 675297, 682443, 974673, 1592367, 2025891, 2047329, 4777101, 6141987, 14331303, 18425961, 42993909, 55277883, 128981727, 386945181]

約数ペア:

[(1, 386945181), (3, 128981727), (7, 55277883), (9, 42993909), (21, 18425961), (27, 14331303), (63, 6141987), (81, 4777101), (189, 2047329), (191, 2025891), (243, 1592367), (397, 974673), (567, 682443), (573, 675297), (729, 530789), (1191, 324891), (1337, 289413), (1701, 227481), (1719, 225099), (2779, 139239), (3573, 108297), (4011, 96471), (5103, 75827), (5157, 75033), (8337, 46413), (10719, 36099), (12033, 32157), (15471, 25011)]