2784720627

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{5521}}^1$

素因数の和:6025

約数の個数: 40

約数和(自身を含む): 4490048640

約数和(自身を除く): 1705328013

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 479, 1053, 1437, 4311, 5521, 6227, 12933, 16563, 18681, 38799, 49689, 56043, 71773, 149067, 168129, 215319, 447201, 504387, 645957, 1937871, 2644559, 5813613, 7933677, 23801031, 34379267, 71403093, 103137801, 214209279, 309413403, 928240209, 2784720627]

約数ペア:

[(1, 2784720627), (3, 928240209), (9, 309413403), (13, 214209279), (27, 103137801), (39, 71403093), (81, 34379267), (117, 23801031), (351, 7933677), (479, 5813613), (1053, 2644559), (1437, 1937871), (4311, 645957), (5521, 504387), (6227, 447201), (12933, 215319), (16563, 168129), (18681, 149067), (38799, 71773), (49689, 56043)]