51123456

素因数分解:

$2^8\times 3^2\times {\mathrm{22189}}^1$

素因数の和:22211

約数の個数: 54

約数和(自身を含む): 147408170

約数和(自身を除く): 96284714

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 576, 768, 1152, 2304, 22189, 44378, 66567, 88756, 133134, 177512, 199701, 266268, 355024, 399402, 532536, 710048, 798804, 1065072, 1420096, 1597608, 2130144, 2840192, 3195216, 4260288, 5680384, 6390432, 8520576, 12780864, 17041152, 25561728, 51123456]

約数ペア:

[(1, 51123456), (2, 25561728), (3, 17041152), (4, 12780864), (6, 8520576), (8, 6390432), (9, 5680384), (12, 4260288), (16, 3195216), (18, 2840192), (24, 2130144), (32, 1597608), (36, 1420096), (48, 1065072), (64, 798804), (72, 710048), (96, 532536), (128, 399402), (144, 355024), (192, 266268), (256, 199701), (288, 177512), (384, 133134), (576, 88756), (768, 66567), (1152, 44378), (2304, 22189)]