123361456

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{1087}}^1$

素因数の和:1309

約数の個数: 40

約数和(自身を含む): 246484224

約数和(自身を除く): 123122768

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 173, 328, 346, 656, 692, 1087, 1384, 2174, 2768, 4348, 7093, 8696, 14186, 17392, 28372, 44567, 56744, 89134, 113488, 178268, 188051, 356536, 376102, 713072, 752204, 1504408, 3008816, 7710091, 15420182, 30840364, 61680728, 123361456]

約数ペア:

[(1, 123361456), (2, 61680728), (4, 30840364), (8, 15420182), (16, 7710091), (41, 3008816), (82, 1504408), (164, 752204), (173, 713072), (328, 376102), (346, 356536), (656, 188051), (692, 178268), (1087, 113488), (1384, 89134), (2174, 56744), (2768, 44567), (4348, 28372), (7093, 17392), (8696, 14186)]