15721844445

素因数分解:

$3^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{356141}}^1$

素因数の和:356267

約数の個数: 40

約数和(自身を含む): 28441500120

約数和(自身を除く): 12719655675

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 109, 135, 327, 405, 545, 981, 1635, 2943, 4905, 8829, 14715, 44145, 356141, 1068423, 1780705, 3205269, 5342115, 9615807, 16026345, 28847421, 38819369, 48079035, 116458107, 144237105, 194096845, 349374321, 582290535, 1048122963, 1746871605, 3144368889, 5240614815, 15721844445]

約数ペア:

[(1, 15721844445), (3, 5240614815), (5, 3144368889), (9, 1746871605), (15, 1048122963), (27, 582290535), (45, 349374321), (81, 194096845), (109, 144237105), (135, 116458107), (327, 48079035), (405, 38819369), (545, 28847421), (981, 16026345), (1635, 9615807), (2943, 5342115), (4905, 3205269), (8829, 1780705), (14715, 1068423), (44145, 356141)]