199936156

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{52121}}^1$

素因数の和:52269

約数の個数: 24

約数和(自身を含む): 402798816

約数和(自身を除く): 202862660

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 3836, 52121, 104242, 208484, 364847, 729694, 1459388, 7140577, 14281154, 28562308, 49984039, 99968078, 199936156]

約数ペア:

[(1, 199936156), (2, 99968078), (4, 49984039), (7, 28562308), (14, 14281154), (28, 7140577), (137, 1459388), (274, 729694), (548, 364847), (959, 208484), (1918, 104242), (3836, 52121)]