81925816

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{63607}}^1$

素因数の和:63643

約数の個数: 32

約数和(自身を含む): 183191040

約数和(自身を除く): 101265224

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 63607, 127214, 254428, 445249, 508856, 890498, 1462961, 1780996, 2925922, 3561992, 5851844, 10240727, 11703688, 20481454, 40962908, 81925816]

約数ペア:

[(1, 81925816), (2, 40962908), (4, 20481454), (7, 11703688), (8, 10240727), (14, 5851844), (23, 3561992), (28, 2925922), (46, 1780996), (56, 1462961), (92, 890498), (161, 508856), (184, 445249), (322, 254428), (644, 127214), (1288, 63607)]